151535121 has 16 divisors (see below), whose sum is σ = 209563200. Its totient is φ = 97283648.

The previous prime is 151535119. The next prime is 151535123. The reversal of 151535121 is 121535151.

It is an interprime number because it is at equal distance from previous prime (151535119) and next prime (151535123).

It is a cyclic number.

It is not a de Polignac number, because 151535121 - 2¹ = 151535119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 151535091 and 151535100.

It is not an unprimeable number, because it can be changed into a prime (151535123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34375 + ... + 38531.

It is an arithmetic number, because the mean of its divisors is an integer number (13097700).

Almost surely, 2^151535121 is an apocalyptic number.

It is an amenable number.

151535121 is a deficient number, since it is larger than the sum of its proper divisors (58028079).

151535121 is a wasteful number, since it uses less digits than its factorization.

151535121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4608.

The product of its digits is 750, while the sum is 24.

The square root of 151535121 is about 12309.9602355166. The cubic root of 151535121 is about 533.1357022526.

The spelling of 151535121 in words is "one hundred fifty-one million, five hundred thirty-five thousand, one hundred twenty-one".