1250125013867 has 2 divisors, whose sum is σ = 1250125013868. Its totient is φ = 1250125013866.

The previous prime is 1250125013807. The next prime is 1250125013923. The reversal of 1250125013867 is 7683105210521.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1250125013867 - 2²⁰ = 1250123965291 is a prime.

It is a super-3 number, since 3×1250125013867³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1250125013807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625062506933 + 625062506934.

It is an arithmetic number, because the mean of its divisors is an integer number (625062506934).

Almost surely, 2^{1250125013867} is an apocalyptic number.

1250125013867 is a deficient number, since it is larger than the sum of its proper divisors (1).

1250125013867 is an equidigital number, since it uses as much as digits as its factorization.

1250125013867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 41.

The spelling of 1250125013867 in words is "one trillion, two hundred fifty billion, one hundred twenty-five million, thirteen thousand, eight hundred sixty-seven".