75970039 has 2 divisors, whose sum is σ = 75970040. Its totient is φ = 75970038.

The previous prime is 75970031. The next prime is 75970049. The reversal of 75970039 is 93007957.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75970039 - 2³ = 75970031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75969983 and 75970010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75970031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37985019 + 37985020.

It is an arithmetic number, because the mean of its divisors is an integer number (37985020).

Almost surely, 2^75970039 is an apocalyptic number.

75970039 is a deficient number, since it is larger than the sum of its proper divisors (1).

75970039 is an equidigital number, since it uses as much as digits as its factorization.

75970039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 59535, while the sum is 40.

The square root of 75970039 is about 8716.0793364907. The cubic root of 75970039 is about 423.5266890435.

The spelling of 75970039 in words is "seventy-five million, nine hundred seventy thousand, thirty-nine".