1064261951 has 2 divisors, whose sum is σ = 1064261952. Its totient is φ = 1064261950.

The previous prime is 1064261927. The next prime is 1064262037. The reversal of 1064261951 is 1591624601.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1064261951 is a prime.

It is a super-2 number, since 2×1064261951² = 2265307000692652802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1064263951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532130975 + 532130976.

It is an arithmetic number, because the mean of its divisors is an integer number (532130976).

Almost surely, 2^1064261951 is an apocalyptic number.

1064261951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1064261951 is an equidigital number, since it uses as much as digits as its factorization.

1064261951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 1064261951 is about 32623.0279250716. The cubic root of 1064261951 is about 1020.9775170175.

The spelling of 1064261951 in words is "one billion, sixty-four million, two hundred sixty-one thousand, nine hundred fifty-one".