151367339521 has 4 divisors (see below), whose sum is σ = 152028332500. Its totient is φ = 150706346544.

The previous prime is 151367339491. The next prime is 151367339561. The reversal of 151367339521 is 125933763151.

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

It can be written as a sum of positive squares in 2 ways, for example, as 58546577296 + 92820762225 = 241964^2 + 304665^2 .

It is a cyclic number.

It is not a de Polignac number, because 151367339521 - 2¹³ = 151367331329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151367339561) 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, 330496146 + ... + 330496603.

It is an arithmetic number, because the mean of its divisors is an integer number (38007083125).

Almost surely, 2^151367339521 is an apocalyptic number.

It is an amenable number.

151367339521 is a deficient number, since it is larger than the sum of its proper divisors (660992979).

151367339521 is an equidigital number, since it uses as much as digits as its factorization.

151367339521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660992978.

The product of its digits is 510300, while the sum is 46.

The spelling of 151367339521 in words is "one hundred fifty-one billion, three hundred sixty-seven million, three hundred thirty-nine thousand, five hundred twenty-one".