151501233 has 12 divisors (see below), whose sum is σ = 218736240. Its totient is φ = 93231216.

The previous prime is 151501213. The next prime is 151501261. The reversal of 151501233 is 332105151.

151501233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 151501233 - 2⁹ = 151500721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151501213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148903 + ... + 149916.

It is an arithmetic number, because the mean of its divisors is an integer number (18228020).

Almost surely, 2^151501233 is an apocalyptic number.

151501233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

151501233 is a deficient number, since it is larger than the sum of its proper divisors (67235007).

151501233 is a wasteful number, since it uses less digits than its factorization.

151501233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298848 (or 298835 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 151501233 is about 12308.5837121904. The cubic root of 151501233 is about 533.0959573418.

Adding to 151501233 its reverse (332105151), we get a palindrome (483606384).

The spelling of 151501233 in words is "one hundred fifty-one million, five hundred one thousand, two hundred thirty-three".