1325000079 has 16 divisors (see below), whose sum is σ = 2113960800. Its totient is φ = 815384448.

The previous prime is 1325000071. The next prime is 1325000099. The reversal of 1325000079 is 9700005231.

It is not a de Polignac number, because 1325000079 - 2³ = 1325000071 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325000071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1887114 + ... + 1887815.

It is an arithmetic number, because the mean of its divisors is an integer number (132122550).

Almost surely, 2^1325000079 is an apocalyptic number.

1325000079 is a deficient number, since it is larger than the sum of its proper divisors (788960721).

1325000079 is a wasteful number, since it uses less digits than its factorization.

1325000079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3774951 (or 3774945 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 1325000079 is about 36400.5505315510. The cubic root of 1325000079 is about 1098.3446393426.

It can be divided in two parts, 132 and 5000079, that added together give a cube (5000211 = 171³).

The spelling of 1325000079 in words is "one billion, three hundred twenty-five million, seventy-nine", and thus it is an aban number.