70140425 has 12 divisors (see below), whose sum is σ = 87821760. Its totient is φ = 55565520.

The previous prime is 70140407. The next prime is 70140443. The reversal of 70140425 is 52404107.

It is an interprime number because it is at equal distance from previous prime (70140407) and next prime (70140443).

It is not a de Polignac number, because 70140425 - 2⁶ = 70140361 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 70140425.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11045 + ... + 16194.

It is an arithmetic number, because the mean of its divisors is an integer number (7318480).

Almost surely, 2^70140425 is an apocalyptic number.

It is an amenable number.

70140425 is a deficient number, since it is larger than the sum of its proper divisors (17681335).

70140425 is a wasteful number, since it uses less digits than its factorization.

70140425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27352 (or 27347 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 70140425 is about 8374.9880596930. The cubic root of 70140425 is about 412.4039323269.

The spelling of 70140425 in words is "seventy million, one hundred forty thousand, four hundred twenty-five".