1545116125 has 32 divisors (see below), whose sum is σ = 2212674048. Its totient is φ = 1055232000.

The previous prime is 1545116123. The next prime is 1545116137. The reversal of 1545116125 is 5216115451.

It is not a de Polignac number, because 1545116125 - 2¹ = 1545116123 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 (1545116123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221440 + ... + 228310.

It is an arithmetic number, because the mean of its divisors is an integer number (69146064).

Almost surely, 2^1545116125 is an apocalyptic number.

It is an amenable number.

1545116125 is a deficient number, since it is larger than the sum of its proper divisors (667557923).

1545116125 is an equidigital number, since it uses as much as digits as its factorization.

1545116125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7150 (or 7140 counting only the distinct ones).

The product of its digits is 6000, while the sum is 31.

The square root of 1545116125 is about 39307.9651597485. The cubic root of 1545116125 is about 1156.0777469232.

The spelling of 1545116125 in words is "one billion, five hundred forty-five million, one hundred sixteen thousand, one hundred twenty-five".