1059121400 has 48 divisors (see below), whose sum is σ = 2493664800. Its totient is φ = 418279680.

The previous prime is 1059121379. The next prime is 1059121423. The reversal of 1059121400 is 41219501.

It is a happy number.

It is a super-2 number, since 2×1059121400² = 2243476279875920000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17717 + ... + 49316.

It is an arithmetic number, because the mean of its divisors is an integer number (51951350).

Almost surely, 2^1059121400 is an apocalyptic number.

1059121400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1059121400 is an abundant number, since it is smaller than the sum of its proper divisors (1434543400).

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

1059121400 is a wasteful number, since it uses less digits than its factorization.

1059121400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67128 (or 67119 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 1059121400 is about 32544.1454028217. The cubic root of 1059121400 is about 1019.3310364321.

The spelling of 1059121400 in words is "one billion, fifty-nine million, one hundred twenty-one thousand, four hundred".