1169056420 has 48 divisors (see below), whose sum is σ = 2927731968. Its totient is φ = 383391360.

The previous prime is 1169056409. The next prime is 1169056429. The reversal of 1169056420 is 246509611.

It is not an unprimeable number, because it can be changed into a prime (1169056429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178311 + ... + 184750.

It is an arithmetic number, because the mean of its divisors is an integer number (60994416).

Almost surely, 2^1169056420 is an apocalyptic number.

1169056420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1169056420 is an abundant number, since it is smaller than the sum of its proper divisors (1758675548).

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

1169056420 is a wasteful number, since it uses less digits than its factorization.

1169056420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363100 (or 363098 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 1169056420 is about 34191.4670641668. The cubic root of 1169056420 is about 1053.4448970743. Note that the first 3 decimals are identical.

The spelling of 1169056420 in words is "one billion, one hundred sixty-nine million, fifty-six thousand, four hundred twenty".