1400011172 has 12 divisors (see below), whose sum is σ = 2800022400. Its totient is φ = 600004776.

The previous prime is 1400011169. The next prime is 1400011199. The reversal of 1400011172 is 2711100041.

1400011172 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1400011172.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25000172 + ... + 25000227.

It is an arithmetic number, because the mean of its divisors is an integer number (233335200).

Almost surely, 2^1400011172 is an apocalyptic number.

It is an amenable number.

1400011172 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1400011172 is a wasteful number, since it uses less digits than its factorization.

1400011172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50000410 (or 50000408 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 1400011172 is about 37416.7231595713. The cubic root of 1400011172 is about 1118.6919177861.

The spelling of 1400011172 in words is "one billion, four hundred million, eleven thousand, one hundred seventy-two".