1057405014125 has 8 divisors (see below), whose sum is σ = 1319641457784. Its totient is φ = 845924011200.

The previous prime is 1057405014119. The next prime is 1057405014151. The reversal of 1057405014125 is 5214105047501.

It can be written as a sum of positive squares in 4 ways, for example, as 123665458921 + 933739555204 = 351661^2 + 966302^2 .

It is not a de Polignac number, because 1057405014125 - 2²² = 1057400819821 is a prime.

It is a super-2 number, since 2×1057405014125² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4229619932 + ... + 4229620181.

It is an arithmetic number, because the mean of its divisors is an integer number (164955182223).

Almost surely, 2^{1057405014125} is an apocalyptic number.

It is an amenable number.

1057405014125 is a deficient number, since it is larger than the sum of its proper divisors (262236443659).

1057405014125 is an frugal number, since it uses more digits than its factorization.

1057405014125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8459240128 (or 8459240118 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 35.

The spelling of 1057405014125 in words is "one trillion, fifty-seven billion, four hundred five million, fourteen thousand, one hundred twenty-five".