1377107457 has 32 divisors (see below), whose sum is σ = 2123729280. Its totient is φ = 784465920.

The previous prime is 1377107449. The next prime is 1377107483. The reversal of 1377107457 is 7547017731.

It is not a de Polignac number, because 1377107457 - 2³ = 1377107449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1377107437) 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 31 ways as a sum of consecutive naturals, for example, 645769 + ... + 647897.

It is an arithmetic number, because the mean of its divisors is an integer number (66366540).

Almost surely, 2^1377107457 is an apocalyptic number.

1377107457 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1377107457 is a deficient number, since it is larger than the sum of its proper divisors (746621823).

1377107457 is a wasteful number, since it uses less digits than its factorization.

1377107457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3313.

The product of its (nonzero) digits is 144060, while the sum is 42.

The square root of 1377107457 is about 37109.3984995715. The cubic root of 1377107457 is about 1112.5578695142.

The spelling of 1377107457 in words is "one billion, three hundred seventy-seven million, one hundred seven thousand, four hundred fifty-seven".