151813651 has 8 divisors (see below), whose sum is σ = 166088304. Its totient is φ = 137617920.

The previous prime is 151813643. The next prime is 151813661. The reversal of 151813651 is 156318151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 151813651 - 2³ = 151813643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151813601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15666 + ... + 23431.

It is an arithmetic number, because the mean of its divisors is an integer number (20761038).

Almost surely, 2^151813651 is an apocalyptic number.

151813651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

151813651 is a deficient number, since it is larger than the sum of its proper divisors (14274653).

151813651 is a wasteful number, since it uses less digits than its factorization.

151813651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39461.

The product of its digits is 3600, while the sum is 31.

The square root of 151813651 is about 12321.2682382943. The cubic root of 151813651 is about 533.4621467070.

The spelling of 151813651 in words is "one hundred fifty-one million, eight hundred thirteen thousand, six hundred fifty-one".