151131006 has 48 divisors (see below), whose sum is σ = 364815360. Its totient is φ = 44896320.

The previous prime is 151130981. The next prime is 151131011. The reversal of 151131006 is 600131151.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 151131006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4350 + ... + 17921.

It is an arithmetic number, because the mean of its divisors is an integer number (7600320).

Almost surely, 2^151131006 is an apocalyptic number.

151131006 is an abundant number, since it is smaller than the sum of its proper divisors (213684354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151131006 is a wasteful number, since it uses less digits than its factorization.

151131006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22321 (or 22318 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 151131006 is about 12293.5351303032. The cubic root of 151131006 is about 532.6613569068.

Adding to 151131006 its reverse (600131151), we get a palindrome (751262157).

The spelling of 151131006 in words is "one hundred fifty-one million, one hundred thirty-one thousand, six".