151047646121 has 4 divisors (see below), whose sum is σ = 151123058832. Its totient is φ = 150972233412.

The previous prime is 151047646117. The next prime is 151047646133. The reversal of 151047646121 is 121646740151.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 151047646121 - 2² = 151047646117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151047646621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37703351 + ... + 37707356.

It is an arithmetic number, because the mean of its divisors is an integer number (37780764708).

Almost surely, 2^151047646121 is an apocalyptic number.

It is an amenable number.

151047646121 is a deficient number, since it is larger than the sum of its proper divisors (75412711).

151047646121 is an equidigital number, since it uses as much as digits as its factorization.

151047646121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75412710.

The product of its (nonzero) digits is 40320, while the sum is 38.

The spelling of 151047646121 in words is "one hundred fifty-one billion, forty-seven million, six hundred forty-six thousand, one hundred twenty-one".