152731542109 has 4 divisors (see below), whose sum is σ = 157658366080. Its totient is φ = 147804718140.

The previous prime is 152731542101. The next prime is 152731542163. The reversal of 152731542109 is 901245137251.

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 152731542109 - 2³ = 152731542101 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 (152731542101) 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, 2463411939 + ... + 2463412000.

It is an arithmetic number, because the mean of its divisors is an integer number (39414591520).

Almost surely, 2^152731542109 is an apocalyptic number.

It is an amenable number.

152731542109 is a deficient number, since it is larger than the sum of its proper divisors (4926823971).

152731542109 is an equidigital number, since it uses as much as digits as its factorization.

152731542109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4926823970.

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 152731542109 in words is "one hundred fifty-two billion, seven hundred thirty-one million, five hundred forty-two thousand, one hundred nine".