152315104421 has 4 divisors (see below), whose sum is σ = 152487602592. Its totient is φ = 152142606252.

The previous prime is 152315104399. The next prime is 152315104429. The reversal of 152315104421 is 124401513251.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-152315104421 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 (152315104429) 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, 86247761 + ... + 86249526.

It is an arithmetic number, because the mean of its divisors is an integer number (38121900648).

Almost surely, 2^152315104421 is an apocalyptic number.

It is an amenable number.

152315104421 is a deficient number, since it is larger than the sum of its proper divisors (172498171).

152315104421 is an equidigital number, since it uses as much as digits as its factorization.

152315104421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172498170.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 152315104421 its reverse (124401513251), we get a palindrome (276716617672).

The spelling of 152315104421 in words is "one hundred fifty-two billion, three hundred fifteen million, one hundred four thousand, four hundred twenty-one".