150165391297 has 2 divisors, whose sum is σ = 150165391298. Its totient is φ = 150165391296.

The previous prime is 150165391261. The next prime is 150165391319. The reversal of 150165391297 is 792193561051.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101251876401 + 48913514896 = 318201^2 + 221164^2 .

It is a cyclic number.

It is not a de Polignac number, because 150165391297 - 2¹¹ = 150165389249 is a prime.

It is a super-2 number, since 2×150165391297² (a number of 23 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 150165391297.

It is not a weakly prime, because it can be changed into another prime (150165391097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75082695648 + 75082695649.

It is an arithmetic number, because the mean of its divisors is an integer number (75082695649).

Almost surely, 2^150165391297 is an apocalyptic number.

It is an amenable number.

150165391297 is a deficient number, since it is larger than the sum of its proper divisors (1).

150165391297 is an equidigital number, since it uses as much as digits as its factorization.

150165391297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 510300, while the sum is 49.

The spelling of 150165391297 in words is "one hundred fifty billion, one hundred sixty-five million, three hundred ninety-one thousand, two hundred ninety-seven".