151966331 has 8 divisors (see below), whose sum is σ = 166068144. Its totient is φ = 137912320.

The previous prime is 151966319. The next prime is 151966361. The reversal of 151966331 is 133669151.

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

It is a cyclic number.

It is not a de Polignac number, because 151966331 - 2¹⁸ = 151704187 is a prime.

It is a super-2 number, since 2×151966331² = 46187531515203122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 151966291 and 151966300.

It is not an unprimeable number, because it can be changed into a prime (151966361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5126 + ... + 18171.

It is an arithmetic number, because the mean of its divisors is an integer number (20758518).

Almost surely, 2^151966331 is an apocalyptic number.

151966331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

151966331 is a deficient number, since it is larger than the sum of its proper divisors (14101813).

151966331 is a wasteful number, since it uses less digits than its factorization.

151966331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23901.

The product of its digits is 14580, while the sum is 35.

The square root of 151966331 is about 12327.4624720581. The cubic root of 151966331 is about 533.6409222665.

The spelling of 151966331 in words is "one hundred fifty-one million, nine hundred sixty-six thousand, three hundred thirty-one".