1357137667 has 2 divisors, whose sum is σ = 1357137668. Its totient is φ = 1357137666.

The previous prime is 1357137631. The next prime is 1357137697. The reversal of 1357137667 is 7667317531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1357137667 - 2⁷ = 1357137539 is a prime.

It is not a weakly prime, because it can be changed into another prime (1357137697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678568833 + 678568834.

It is an arithmetic number, because the mean of its divisors is an integer number (678568834).

Almost surely, 2^1357137667 is an apocalyptic number.

1357137667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1357137667 is an equidigital number, since it uses as much as digits as its factorization.

1357137667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 555660, while the sum is 46.

The square root of 1357137667 is about 36839.3494377955. The cubic root of 1357137667 is about 1107.1538335216.

It can be divided in two parts, 135713 and 7667, that added together give a triangular number (143380 = T₅₃₅).

The spelling of 1357137667 in words is "one billion, three hundred fifty-seven million, one hundred thirty-seven thousand, six hundred sixty-seven".