151621066 has 8 divisors (see below), whose sum is σ = 230310720. Its totient is φ = 74850828.

The previous prime is 151621021. The next prime is 151621069. The reversal of 151621066 is 660126151.

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

It is not an unprimeable number, because it can be changed into a prime (151621069) 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, 479656 + ... + 479971.

It is an arithmetic number, because the mean of its divisors is an integer number (28788840).

Almost surely, 2^151621066 is an apocalyptic number.

151621066 is a deficient number, since it is larger than the sum of its proper divisors (78689654).

151621066 is an equidigital number, since it uses as much as digits as its factorization.

151621066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959708.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 151621066 is about 12313.4506130491. The cubic root of 151621066 is about 533.2364746849.

The spelling of 151621066 in words is "one hundred fifty-one million, six hundred twenty-one thousand, sixty-six".