70265263 has 2 divisors, whose sum is σ = 70265264. Its totient is φ = 70265262.

The previous prime is 70265243. The next prime is 70265281. The reversal of 70265263 is 36256207.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70265263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70265213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35132631 + 35132632.

It is an arithmetic number, because the mean of its divisors is an integer number (35132632).

Almost surely, 2^70265263 is an apocalyptic number.

70265263 is a deficient number, since it is larger than the sum of its proper divisors (1).

70265263 is an equidigital number, since it uses as much as digits as its factorization.

70265263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 70265263 is about 8382.4377719134. The cubic root of 70265263 is about 412.6484568799.

The spelling of 70265263 in words is "seventy million, two hundred sixty-five thousand, two hundred sixty-three".