748316969 has 2 divisors, whose sum is σ = 748316970. Its totient is φ = 748316968.

The previous prime is 748316909. The next prime is 748316977. The reversal of 748316969 is 969613847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 502297744 + 246019225 = 22412^2 + 15685^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-748316969 is a prime.

It is a super-2 number, since 2×748316969² = 1119956572186693922, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 748316969.

It is not a weakly prime, because it can be changed into another prime (748316909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374158484 + 374158485.

It is an arithmetic number, because the mean of its divisors is an integer number (374158485).

Almost surely, 2^748316969 is an apocalyptic number.

It is an amenable number.

748316969 is a deficient number, since it is larger than the sum of its proper divisors (1).

748316969 is an equidigital number, since it uses as much as digits as its factorization.

748316969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552, while the sum is 53.

The square root of 748316969 is about 27355.3828158189. The cubic root of 748316969 is about 907.8801717998.

The spelling of 748316969 in words is "seven hundred forty-eight million, three hundred sixteen thousand, nine hundred sixty-nine".