32155112453531 has 2 divisors, whose sum is σ = 32155112453532. Its totient is φ = 32155112453530.

The previous prime is 32155112453507. The next prime is 32155112453537. The reversal of 32155112453531 is 13535421155123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32155112453531 is a prime.

It is a super-2 number, since 2×32155112453531² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32155112453537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16077556226765 + 16077556226766.

It is an arithmetic number, because the mean of its divisors is an integer number (16077556226766).

Almost surely, 2^{32155112453531} is an apocalyptic number.

32155112453531 is a deficient number, since it is larger than the sum of its proper divisors (1).

32155112453531 is an equidigital number, since it uses as much as digits as its factorization.

32155112453531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 270000, while the sum is 41.

The spelling of 32155112453531 in words is "thirty-two trillion, one hundred fifty-five billion, one hundred twelve million, four hundred fifty-three thousand, five hundred thirty-one".