1357977058 has 4 divisors (see below), whose sum is σ = 2036965590. Its totient is φ = 678988528.

The previous prime is 1357977053. The next prime is 1357977079. The reversal of 1357977058 is 8507797531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1294344529 + 63632529 = 35977^2 + 7977^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1357976996 and 1357977014.

It is not an unprimeable number, because it can be changed into a prime (1357977053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339494263 + ... + 339494266.

Almost surely, 2^1357977058 is an apocalyptic number.

1357977058 is a deficient number, since it is larger than the sum of its proper divisors (678988532).

1357977058 is an equidigital number, since it uses as much as digits as its factorization.

1357977058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678988531.

The product of its (nonzero) digits is 1852200, while the sum is 52.

The square root of 1357977058 is about 36850.7402639350. The cubic root of 1357977058 is about 1107.3820450617.

The spelling of 1357977058 in words is "one billion, three hundred fifty-seven million, nine hundred seventy-seven thousand, fifty-eight".