970813357 has 2 divisors, whose sum is σ = 970813358. Its totient is φ = 970813356.

The previous prime is 970813331. The next prime is 970813369. The reversal of 970813357 is 753318079.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 821338281 + 149475076 = 28659^2 + 12226^2 .

It is a cyclic number.

It is not a de Polignac number, because 970813357 - 2¹⁹ = 970289069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (970811357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485406678 + 485406679.

It is an arithmetic number, because the mean of its divisors is an integer number (485406679).

Almost surely, 2^970813357 is an apocalyptic number.

It is an amenable number.

970813357 is a deficient number, since it is larger than the sum of its proper divisors (1).

970813357 is an equidigital number, since it uses as much as digits as its factorization.

970813357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 43.

The square root of 970813357 is about 31157.8779283827. The cubic root of 970813357 is about 990.1749026084.

The spelling of 970813357 in words is "nine hundred seventy million, eight hundred thirteen thousand, three hundred fifty-seven".