1253132607531 has 32 divisors (see below), whose sum is σ = 1972649742336. Its totient is φ = 692443440000.

The previous prime is 1253132607527. The next prime is 1253132607541. The reversal of 1253132607531 is 1357062313521.

It is not a de Polignac number, because 1253132607531 - 2² = 1253132607527 is a prime.

It is a super-2 number, since 2×1253132607531² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1253132607531.

It is not an unprimeable number, because it can be changed into a prime (1253132607521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107161 + ... + 1586741.

It is an arithmetic number, because the mean of its divisors is an integer number (61645304448).

Almost surely, 2^{1253132607531} is an apocalyptic number.

1253132607531 is a deficient number, since it is larger than the sum of its proper divisors (719517134805).

1253132607531 is a wasteful number, since it uses less digits than its factorization.

1253132607531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480923.

The product of its (nonzero) digits is 113400, while the sum is 39.

The spelling of 1253132607531 in words is "one trillion, two hundred fifty-three billion, one hundred thirty-two million, six hundred seven thousand, five hundred thirty-one".