70750973 has 2 divisors, whose sum is σ = 70750974. Its totient is φ = 70750972.

The previous prime is 70750969. The next prime is 70750997. The reversal of 70750973 is 37905707.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43731769 + 27019204 = 6613^2 + 5198^2 .

It is a cyclic number.

It is not a de Polignac number, because 70750973 - 2² = 70750969 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70750903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35375486 + 35375487.

It is an arithmetic number, because the mean of its divisors is an integer number (35375487).

Almost surely, 2^70750973 is an apocalyptic number.

It is an amenable number.

70750973 is a deficient number, since it is larger than the sum of its proper divisors (1).

70750973 is an equidigital number, since it uses as much as digits as its factorization.

70750973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46305, while the sum is 38.

The square root of 70750973 is about 8411.3597592779. The cubic root of 70750973 is about 413.5970879161.

The spelling of 70750973 in words is "seventy million, seven hundred fifty thousand, nine hundred seventy-three".