1298156160 has 128 divisors (see below), whose sum is σ = 4729046400. Its totient is φ = 296718336.

The previous prime is 1298156149. The next prime is 1298156183. The reversal of 1298156160 is 616518921.

It is a tau number, because it is divible by the number of its divisors (128).

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, 34855 + ... + 61734.

It is an arithmetic number, because the mean of its divisors is an integer number (36945675).

Almost surely, 2^1298156160 is an apocalyptic number.

1298156160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1298156160 is an abundant number, since it is smaller than the sum of its proper divisors (3430890240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1298156160 is an equidigital number, since it uses as much as digits as its factorization.

1298156160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96618 (or 96606 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 39.

The square root of 1298156160 is about 36029.9342214221. The cubic root of 1298156160 is about 1090.8766507525.

The spelling of 1298156160 in words is "one billion, two hundred ninety-eight million, one hundred fifty-six thousand, one hundred sixty".