152436131273 has 4 divisors (see below), whose sum is σ = 152436922260. Its totient is φ = 152435340288.

The previous prime is 152436131269. The next prime is 152436131279. The reversal of 152436131273 is 372131634251.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 51898307344 + 100537823929 = 227812^2 + 317077^2 .

It is a cyclic number.

It is not a de Polignac number, because 152436131273 - 2² = 152436131269 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (152436131279) 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, 103133 + ... + 561701.

It is an arithmetic number, because the mean of its divisors is an integer number (38109230565).

Almost surely, 2^152436131273 is an apocalyptic number.

It is an amenable number.

152436131273 is a deficient number, since it is larger than the sum of its proper divisors (790987).

152436131273 is an equidigital number, since it uses as much as digits as its factorization.

152436131273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790986.

The product of its digits is 90720, while the sum is 38.

The spelling of 152436131273 in words is "one hundred fifty-two billion, four hundred thirty-six million, one hundred thirty-one thousand, two hundred seventy-three".