151155441 has 24 divisors (see below), whose sum is σ = 220924704. Its totient is φ = 99584640.

The previous prime is 151155437. The next prime is 151155443. The reversal of 151155441 is 144551151.

151155441 is a `hidden beast` number, since 1 + 5 + 115 + 544 + 1 = 666.

It is not a de Polignac number, because 151155441 - 2² = 151155437 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151155443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 492210 + ... + 492516.

It is an arithmetic number, because the mean of its divisors is an integer number (9205196).

Almost surely, 2^151155441 is an apocalyptic number.

It is an amenable number.

151155441 is a deficient number, since it is larger than the sum of its proper divisors (69769263).

151155441 is a wasteful number, since it uses less digits than its factorization.

151155441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781 (or 778 counting only the distinct ones).

The product of its digits is 2000, while the sum is 27.

The square root of 151155441 is about 12294.5289051675. The cubic root of 151155441 is about 532.6900624191.

The spelling of 151155441 in words is "one hundred fifty-one million, one hundred fifty-five thousand, four hundred forty-one".