1357740907 has 2 divisors, whose sum is σ = 1357740908. Its totient is φ = 1357740906.

The previous prime is 1357740877. The next prime is 1357740929. The reversal of 1357740907 is 7090477531.

It is a strong prime.

It is an emirp because it is prime and its reverse (7090477531) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1357740907 is a prime.

It is not a weakly prime, because it can be changed into another prime (1357740947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678870453 + 678870454.

It is an arithmetic number, because the mean of its divisors is an integer number (678870454).

Almost surely, 2^1357740907 is an apocalyptic number.

1357740907 is a deficient number, since it is larger than the sum of its proper divisors (1).

1357740907 is an equidigital number, since it uses as much as digits as its factorization.

1357740907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 185220, while the sum is 43.

The square root of 1357740907 is about 36847.5359691798. The cubic root of 1357740907 is about 1107.3178504235.

The spelling of 1357740907 in words is "one billion, three hundred fifty-seven million, seven hundred forty thousand, nine hundred seven".