1273106164 has 12 divisors (see below), whose sum is σ = 2430475488. Its totient is φ = 578684600.

The previous prime is 1273106123. The next prime is 1273106201. The reversal of 1273106164 is 4616013721.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14467072 + ... + 14467159.

It is an arithmetic number, because the mean of its divisors is an integer number (202539624).

Almost surely, 2^1273106164 is an apocalyptic number.

It is an amenable number.

1273106164 is a deficient number, since it is larger than the sum of its proper divisors (1157369324).

1273106164 is a wasteful number, since it uses less digits than its factorization.

1273106164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28934246 (or 28934244 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 1273106164 is about 35680.6132794827. The cubic root of 1273106164 is about 1083.8142919297.

Adding to 1273106164 its reverse (4616013721), we get a palindrome (5889119885).

The spelling of 1273106164 in words is "one billion, two hundred seventy-three million, one hundred six thousand, one hundred sixty-four".