461152257 has 4 divisors (see below), whose sum is σ = 614869680. Its totient is φ = 307434836.

The previous prime is 461152247. The next prime is 461152261. The reversal of 461152257 is 752251164.

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 461152257 - 2⁷ = 461152129 is a prime.

It is a super-2 number, since 2×461152257² = 425322808272388098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (461152247) 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, 76858707 + ... + 76858712.

It is an arithmetic number, because the mean of its divisors is an integer number (153717420).

Almost surely, 2^461152257 is an apocalyptic number.

It is an amenable number.

461152257 is a deficient number, since it is larger than the sum of its proper divisors (153717423).

461152257 is a wasteful number, since it uses less digits than its factorization.

461152257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153717422.

The product of its digits is 16800, while the sum is 33.

The square root of 461152257 is about 21474.4559186025. The cubic root of 461152257 is about 772.5882749114.

The spelling of 461152257 in words is "four hundred sixty-one million, one hundred fifty-two thousand, two hundred fifty-seven".