1377623012 has 24 divisors (see below), whose sum is σ = 2491399680. Its totient is φ = 665844480.

The previous prime is 1377622997. The next prime is 1377623017. The reversal of 1377623012 is 2103267731.

It is a self number, because there is not a number n which added to its sum of digits gives 1377623012.

It is not an unprimeable number, because it can be changed into a prime (1377623017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114164 + ... + 125652.

It is an arithmetic number, because the mean of its divisors is an integer number (103808320).

Almost surely, 2^1377623012 is an apocalyptic number.

It is an amenable number.

1377623012 is a deficient number, since it is larger than the sum of its proper divisors (1113776668).

1377623012 is a wasteful number, since it uses less digits than its factorization.

1377623012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12491 (or 12489 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 1377623012 is about 37116.3442704154. The cubic root of 1377623012 is about 1112.6966902494.

The spelling of 1377623012 in words is "one billion, three hundred seventy-seven million, six hundred twenty-three thousand, twelve".