115929461 has 2 divisors, whose sum is σ = 115929462. Its totient is φ = 115929460.

The previous prime is 115929433. The next prime is 115929493. The reversal of 115929461 is 164929511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114618436 + 1311025 = 10706^2 + 1145^2 .

It is a cyclic number.

It is not a de Polignac number, because 115929461 - 2⁶ = 115929397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115929421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57964730 + 57964731.

It is an arithmetic number, because the mean of its divisors is an integer number (57964731).

Almost surely, 2^115929461 is an apocalyptic number.

It is an amenable number.

115929461 is a deficient number, since it is larger than the sum of its proper divisors (1).

115929461 is an equidigital number, since it uses as much as digits as its factorization.

115929461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 38.

The square root of 115929461 is about 10767.0544254220. The cubic root of 115929461 is about 487.6010201346.

Subtracting 115929461 from its reverse (164929511), we obtain a triangular number (49000050 = T₉₈₉₉).

The spelling of 115929461 in words is "one hundred fifteen million, nine hundred twenty-nine thousand, four hundred sixty-one".