1056111049974 has 48 divisors (see below), whose sum is σ = 2209386336192. Its totient is φ = 336527375184.

The previous prime is 1056111049969. The next prime is 1056111049979. The reversal of 1056111049974 is 4799401116501.

It is an interprime number because it is at equal distance from previous prime (1056111049969) and next prime (1056111049979).

It is a super-2 number, since 2×1056111049974² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056111049979) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5191257 + ... + 5390859.

It is an arithmetic number, because the mean of its divisors is an integer number (46028882004).

Almost surely, 2^{1056111049974} is an apocalyptic number.

1056111049974 is an abundant number, since it is smaller than the sum of its proper divisors (1153275286218).

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

1056111049974 is a wasteful number, since it uses less digits than its factorization.

1056111049974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201321 (or 201298 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 48.

The spelling of 1056111049974 in words is "one trillion, fifty-six billion, one hundred eleven million, forty-nine thousand, nine hundred seventy-four".