1377112442 has 32 divisors (see below), whose sum is σ = 2255662080. Its totient is φ = 628594560.

The previous prime is 1377112441. The next prime is 1377112463. The reversal of 1377112442 is 2442117731.

It is a super-2 number, since 2×1377112442² = 3792877355822406728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1377112399 and 1377112408.

It is not an unprimeable number, because it can be changed into a prime (1377112441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97484 + ... + 110712.

It is an arithmetic number, because the mean of its divisors is an integer number (70489440).

Almost surely, 2^1377112442 is an apocalyptic number.

1377112442 is a deficient number, since it is larger than the sum of its proper divisors (878549638).

1377112442 is a wasteful number, since it uses less digits than its factorization.

1377112442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13358.

The product of its digits is 9408, while the sum is 32.

The square root of 1377112442 is about 37109.4656657840. The cubic root of 1377112442 is about 1112.5592119644.

The spelling of 1377112442 in words is "one billion, three hundred seventy-seven million, one hundred twelve thousand, four hundred forty-two".