1357709542 has 24 divisors (see below), whose sum is σ = 2445491520. Its totient is φ = 563104080.

The previous prime is 1357709531. The next prime is 1357709579. The reversal of 1357709542 is 2459077531.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 220417 + ... + 226492.

It is an arithmetic number, because the mean of its divisors is an integer number (101895480).

Almost surely, 2^1357709542 is an apocalyptic number.

1357709542 is a deficient number, since it is larger than the sum of its proper divisors (1087781978).

1357709542 is a wasteful number, since it uses less digits than its factorization.

1357709542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446956 (or 446949 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 43.

The square root of 1357709542 is about 36847.1103616009. The cubic root of 1357709542 is about 1107.3093236882.

The spelling of 1357709542 in words is "one billion, three hundred fifty-seven million, seven hundred nine thousand, five hundred forty-two".