151155501631 has 2 divisors, whose sum is σ = 151155501632. Its totient is φ = 151155501630.

The previous prime is 151155501611. The next prime is 151155501769. The reversal of 151155501631 is 136105551151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151155501631 - 2¹³ = 151155493439 is a prime.

It is a super-2 number, since 2×151155501631² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151155501611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75577750815 + 75577750816.

It is an arithmetic number, because the mean of its divisors is an integer number (75577750816).

Almost surely, 2^151155501631 is an apocalyptic number.

151155501631 is a deficient number, since it is larger than the sum of its proper divisors (1).

151155501631 is an equidigital number, since it uses as much as digits as its factorization.

151155501631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11250, while the sum is 34.

The spelling of 151155501631 in words is "one hundred fifty-one billion, one hundred fifty-five million, five hundred one thousand, six hundred thirty-one".