134378501 has 2 divisors, whose sum is σ = 134378502. Its totient is φ = 134378500.

The previous prime is 134378477. The next prime is 134378509. The reversal of 134378501 is 105873431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132940900 + 1437601 = 11530^2 + 1199^2 .

It is a cyclic number.

It is not a de Polignac number, because 134378501 - 2⁶ = 134378437 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134378509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67189250 + 67189251.

It is an arithmetic number, because the mean of its divisors is an integer number (67189251).

Almost surely, 2^134378501 is an apocalyptic number.

It is an amenable number.

134378501 is a deficient number, since it is larger than the sum of its proper divisors (1).

134378501 is an equidigital number, since it uses as much as digits as its factorization.

134378501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 134378501 is about 11592.1741274016. The cubic root of 134378501 is about 512.2043518684.

The spelling of 134378501 in words is "one hundred thirty-four million, three hundred seventy-eight thousand, five hundred one".