1125724253715 has 48 divisors (see below), whose sum is σ = 2009890917216. Its totient is φ = 582506380800.

The previous prime is 1125724253659. The next prime is 1125724253741. The reversal of 1125724253715 is 5173524275211.

1125724253715 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 72 + 42 + 537 + 1 + 5 = 666.

It is not a de Polignac number, because 1125724253715 - 2¹³ = 1125724245523 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1351549 + ... + 2019438.

It is an arithmetic number, because the mean of its divisors is an integer number (41872727442).

Almost surely, 2^{1125724253715} is an apocalyptic number.

1125724253715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1125724253715 is a deficient number, since it is larger than the sum of its proper divisors (884166663501).

1125724253715 is a wasteful number, since it uses less digits than its factorization.

1125724253715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3371220 (or 3371217 counting only the distinct ones).

The product of its digits is 588000, while the sum is 45.

The spelling of 1125724253715 in words is "one trillion, one hundred twenty-five billion, seven hundred twenty-four million, two hundred fifty-three thousand, seven hundred fifteen".