253151542 has 12 divisors (see below), whose sum is σ = 441723780. Its totient is φ = 108493476.

The previous prime is 253151533. The next prime is 253151543. The reversal of 253151542 is 245151352.

It is a self number, because there is not a number n which added to its sum of digits gives 253151542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253151543) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1291492 + ... + 1291687.

It is an arithmetic number, because the mean of its divisors is an integer number (36810315).

Almost surely, 2^253151542 is an apocalyptic number.

253151542 is a deficient number, since it is larger than the sum of its proper divisors (188572238).

253151542 is a wasteful number, since it uses less digits than its factorization.

253151542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2583195 (or 2583188 counting only the distinct ones).

The product of its digits is 6000, while the sum is 28.

The square root of 253151542 is about 15910.7366894182. The cubic root of 253151542 is about 632.5966082182.

The spelling of 253151542 in words is "two hundred fifty-three million, one hundred fifty-one thousand, five hundred forty-two".