151500150121 has 2 divisors, whose sum is σ = 151500150122. Its totient is φ = 151500150120.

The previous prime is 151500150097. The next prime is 151500150149. The reversal of 151500150121 is 121051005151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149332782096 + 2167368025 = 386436^2 + 46555^2 .

It is a cyclic number.

It is not a de Polignac number, because 151500150121 - 2⁵ = 151500150089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 151500150092 and 151500150101.

It is not a weakly prime, because it can be changed into another prime (151500150181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75750075060 + 75750075061.

It is an arithmetic number, because the mean of its divisors is an integer number (75750075061).

Almost surely, 2^151500150121 is an apocalyptic number.

It is an amenable number.

151500150121 is a deficient number, since it is larger than the sum of its proper divisors (1).

151500150121 is an equidigital number, since it uses as much as digits as its factorization.

151500150121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 250, while the sum is 22.

Adding to 151500150121 its reverse (121051005151), we get a palindrome (272551155272).

The spelling of 151500150121 in words is "one hundred fifty-one billion, five hundred million, one hundred fifty thousand, one hundred twenty-one".