151312663 has 4 divisors (see below), whose sum is σ = 151762000. Its totient is φ = 150863328.

The previous prime is 151312661. The next prime is 151312669. The reversal of 151312663 is 366213151.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 151312663 - 2¹ = 151312661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151312661) 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, 224163 + ... + 224836.

It is an arithmetic number, because the mean of its divisors is an integer number (37940500).

Almost surely, 2^151312663 is an apocalyptic number.

151312663 is a deficient number, since it is larger than the sum of its proper divisors (449337).

151312663 is an equidigital number, since it uses as much as digits as its factorization.

151312663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449336.

The product of its digits is 3240, while the sum is 28.

The square root of 151312663 is about 12300.9212256644. The cubic root of 151312663 is about 532.8746882055.

The spelling of 151312663 in words is "one hundred fifty-one million, three hundred twelve thousand, six hundred sixty-three".