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130501373 = 1071219639
BaseRepresentation
bin1111100011101…
…00101011111101
3100002120011020012
413301310223331
5231402020443
620541033005
73143146322
oct761645375
9302504205
10130501373
1167734682
1237855765
1321062a62
1413490b49
15b6cc118
hex7c74afd

130501373 has 4 divisors (see below), whose sum is σ = 131721120. Its totient is φ = 129281628.

The previous prime is 130501369. The next prime is 130501381. The reversal of 130501373 is 373105031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 373105031 = 1328700387.

It is a cyclic number.

It is not a de Polignac number, because 130501373 - 22 = 130501369 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130501573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609713 + ... + 609926.

It is an arithmetic number, because the mean of its divisors is an integer number (32930280).

Almost surely, 2130501373 is an apocalyptic number.

It is an amenable number.

130501373 is a deficient number, since it is larger than the sum of its proper divisors (1219747).

130501373 is a wasteful number, since it uses less digits than its factorization.

130501373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219746.

The product of its (nonzero) digits is 945, while the sum is 23.

The square root of 130501373 is about 11423.7197532152. The cubic root of 130501373 is about 507.2301110543.

The spelling of 130501373 in words is "one hundred thirty million, five hundred one thousand, three hundred seventy-three".

Divisors: 1 107 1219639 130501373