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130551253 = 718650179
BaseRepresentation
bin1111100100000…
…00110111010101
3100002122200122121
413302000313111
5231410120003
620542055541
73143444620
oct762006725
9302580577
10130551253
11677690a8
123787a5b1
132107c681
14134a4db7
15b6dbcbd
hex7c80dd5

130551253 has 4 divisors (see below), whose sum is σ = 149201440. Its totient is φ = 111901068.

The previous prime is 130551227. The next prime is 130551263. The reversal of 130551253 is 352155031.

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.

It is a cyclic number.

It is not a de Polignac number, because 130551253 - 29 = 130550741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130551263) 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, 9325083 + ... + 9325096.

It is an arithmetic number, because the mean of its divisors is an integer number (37300360).

Almost surely, 2130551253 is an apocalyptic number.

It is an amenable number.

130551253 is a deficient number, since it is larger than the sum of its proper divisors (18650187).

130551253 is an equidigital number, since it uses as much as digits as its factorization.

130551253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18650186.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 130551253 is about 11425.9027214483. The cubic root of 130551253 is about 507.2947270160.

The spelling of 130551253 in words is "one hundred thirty million, five hundred fifty-one thousand, two hundred fifty-three".

Divisors: 1 7 18650179 130551253