151542051 has 4 divisors (see below), whose sum is σ = 202056072. Its totient is φ = 101028032.

The previous prime is 151542011. The next prime is 151542071. The reversal of 151542051 is 150245151.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 151542051 - 2⁹ = 151541539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151542011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25257006 + ... + 25257011.

It is an arithmetic number, because the mean of its divisors is an integer number (50514018).

Almost surely, 2^151542051 is an apocalyptic number.

151542051 is a deficient number, since it is larger than the sum of its proper divisors (50514021).

151542051 is an equidigital number, since it uses as much as digits as its factorization.

151542051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50514020.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 151542051 is about 12310.2417116806. The cubic root of 151542051 is about 533.1438292445.

It can be divided in two parts, 15154 and 2051, that added together give a triangular number (17205 = T₁₈₅).

The spelling of 151542051 in words is "one hundred fifty-one million, five hundred forty-two thousand, fifty-one".