1125418762215 has 48 divisors (see below), whose sum is σ = 2138867112096. Its totient is φ = 542887699200.

The previous prime is 1125418762207. The next prime is 1125418762241. The reversal of 1125418762215 is 5122678145211.

1125418762215 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 4 + 1 + 8 + 7 + 622 + 15 = 666.

It is not a de Polignac number, because 1125418762215 - 2³ = 1125418762207 is a prime.

It is a super-4 number, since 4×1125418762215⁴ (a number of 49 digits) contains 4444 as substring.

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

It is a congruent number.

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, 5672976 + ... + 5868005.

It is an arithmetic number, because the mean of its divisors is an integer number (44559731502).

Almost surely, 2^{1125418762215} is an apocalyptic number.

1125418762215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1125418762215 is a deficient number, since it is larger than the sum of its proper divisors (1013448349881).

1125418762215 is a wasteful number, since it uses less digits than its factorization.

1125418762215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11541200 (or 11541197 counting only the distinct ones).

The product of its digits is 268800, while the sum is 45.

The spelling of 1125418762215 in words is "one trillion, one hundred twenty-five billion, four hundred eighteen million, seven hundred sixty-two thousand, two hundred fifteen".