70453769 has 2 divisors, whose sum is σ = 70453770. Its totient is φ = 70453768.

The previous prime is 70453753. The next prime is 70453777. The reversal of 70453769 is 96735407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60918025 + 9535744 = 7805^2 + 3088^2 .

It is a cyclic number.

It is not a de Polignac number, because 70453769 - 2⁴ = 70453753 is a prime.

It is a super-2 number, since 2×70453769² = 9927467132610722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (70453709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35226884 + 35226885.

It is an arithmetic number, because the mean of its divisors is an integer number (35226885).

Almost surely, 2^70453769 is an apocalyptic number.

It is an amenable number.

70453769 is a deficient number, since it is larger than the sum of its proper divisors (1).

70453769 is an equidigital number, since it uses as much as digits as its factorization.

70453769 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 41.

The square root of 70453769 is about 8393.6743444096. The cubic root of 70453769 is about 413.0171419111.

The spelling of 70453769 in words is "seventy million, four hundred fifty-three thousand, seven hundred sixty-nine".