1167252401 has 12 divisors (see below), whose sum is σ = 1357024512. Its totient is φ = 983523864.

The previous prime is 1167252397. The next prime is 1167252421. The reversal of 1167252401 is 1042527611.

It is not a de Polignac number, because 1167252401 - 2² = 1167252397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1167252421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 416 + ... + 48318.

It is an arithmetic number, because the mean of its divisors is an integer number (113085376).

Almost surely, 2^1167252401 is an apocalyptic number.

It is an amenable number.

1167252401 is a deficient number, since it is larger than the sum of its proper divisors (189772111).

1167252401 is an frugal number, since it uses more digits than its factorization.

1167252401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48028 (or 47969 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1167252401 is about 34165.0757499526. The cubic root of 1167252401 is about 1052.9027467377.

The spelling of 1167252401 in words is "one billion, one hundred sixty-seven million, two hundred fifty-two thousand, four hundred one".