1295555965 has 16 divisors (see below), whose sum is σ = 1703488320. Its totient is φ = 938062720.

The previous prime is 1295555929. The next prime is 1295555971. The reversal of 1295555965 is 5695555921.

It is not a de Polignac number, because 1295555965 - 2²¹ = 1293458813 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39400 + ... + 64369.

It is an arithmetic number, because the mean of its divisors is an integer number (106468020).

Almost surely, 2^1295555965 is an apocalyptic number.

It is an amenable number.

1295555965 is a deficient number, since it is larger than the sum of its proper divisors (407932355).

1295555965 is a wasteful number, since it uses less digits than its factorization.

1295555965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104012.

The product of its digits is 3037500, while the sum is 52.

The square root of 1295555965 is about 35993.8323188849. The cubic root of 1295555965 is about 1090.1478252503.

The spelling of 1295555965 in words is "one billion, two hundred ninety-five million, five hundred fifty-five thousand, nine hundred sixty-five".