634713011 has 2 divisors, whose sum is σ = 634713012. Its totient is φ = 634713010.

The previous prime is 634713007. The next prime is 634713019. The reversal of 634713011 is 110317436.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 634713011 - 2² = 634713007 is a prime.

It is a super-2 number, since 2×634713011² = 805721212665372242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (634713019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317356505 + 317356506.

It is an arithmetic number, because the mean of its divisors is an integer number (317356506).

Almost surely, 2^634713011 is an apocalyptic number.

634713011 is a deficient number, since it is larger than the sum of its proper divisors (1).

634713011 is an equidigital number, since it uses as much as digits as its factorization.

634713011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 634713011 is about 25193.5112876312. The cubic root of 634713011 is about 859.3942963222.

The spelling of 634713011 in words is "six hundred thirty-four million, seven hundred thirteen thousand, eleven".