1260551164 has 24 divisors (see below), whose sum is σ = 2231249328. Its totient is φ = 623076480.

The previous prime is 1260551161. The next prime is 1260551213. The reversal of 1260551164 is 4611550621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260551161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220162 + ... + 225814.

It is an arithmetic number, because the mean of its divisors is an integer number (92968722).

Almost surely, 2^1260551164 is an apocalyptic number.

It is an amenable number.

1260551164 is a deficient number, since it is larger than the sum of its proper divisors (970698164).

1260551164 is a wasteful number, since it uses less digits than its factorization.

1260551164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6285 (or 6283 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 1260551164 is about 35504.2414930949. The cubic root of 1260551164 is about 1080.2397627261.

The spelling of 1260551164 in words is "one billion, two hundred sixty million, five hundred fifty-one thousand, one hundred sixty-four".