70552997 has 2 divisors, whose sum is σ = 70552998. Its totient is φ = 70552996.

The previous prime is 70552987. The next prime is 70553003. The reversal of 70552997 is 79925507.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47761921 + 22791076 = 6911^2 + 4774^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70552997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70552927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35276498 + 35276499.

It is an arithmetic number, because the mean of its divisors is an integer number (35276499).

Almost surely, 2^70552997 is an apocalyptic number.

It is an amenable number.

70552997 is a deficient number, since it is larger than the sum of its proper divisors (1).

70552997 is an equidigital number, since it uses as much as digits as its factorization.

70552997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 198450, while the sum is 44.

The square root of 70552997 is about 8399.5831444185. The cubic root of 70552997 is about 413.2109505146.

The spelling of 70552997 in words is "seventy million, five hundred fifty-two thousand, nine hundred ninety-seven".