5155131545 has 8 divisors (see below), whose sum is σ = 6186580296. Its totient is φ = 4123823616.

The previous prime is 5155131539. The next prime is 5155131557. The reversal of 5155131545 is 5451315515.

It can be written as a sum of positive squares in 4 ways, for example, as 975250441 + 4179881104 = 31229^2 + 64652^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5155131545 - 2⁶ = 5155131481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79049 + ... + 128681.

It is an arithmetic number, because the mean of its divisors is an integer number (773322537).

Almost surely, 2^5155131545 is an apocalyptic number.

It is an amenable number.

5155131545 is a deficient number, since it is larger than the sum of its proper divisors (1031448751).

5155131545 is a wasteful number, since it uses less digits than its factorization.

5155131545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70411.

The product of its digits is 37500, while the sum is 35.

The square root of 5155131545 is about 71799.2447383675. The cubic root of 5155131545 is about 1727.4808853805.

The spelling of 5155131545 in words is "five billion, one hundred fifty-five million, one hundred thirty-one thousand, five hundred forty-five".