80744707 has 2 divisors, whose sum is σ = 80744708. Its totient is φ = 80744706.

The previous prime is 80744689. The next prime is 80744749. The reversal of 80744707 is 70744708.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80744707 is a prime.

It is not a weakly prime, because it can be changed into another prime (80744107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40372353 + 40372354.

It is an arithmetic number, because the mean of its divisors is an integer number (40372354).

Almost surely, 2^80744707 is an apocalyptic number.

80744707 is a deficient number, since it is larger than the sum of its proper divisors (1).

80744707 is an equidigital number, since it uses as much as digits as its factorization.

80744707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43904, while the sum is 37.

The square root of 80744707 is about 8985.8058625813. The cubic root of 80744707 is about 432.2198294614.

Subtracting from 80744707 its reverse (70744708), we obtain a palindrome (9999999).

The spelling of 80744707 in words is "eighty million, seven hundred forty-four thousand, seven hundred seven".