748951897 has 2 divisors, whose sum is σ = 748951898. Its totient is φ = 748951896.

The previous prime is 748951849. The next prime is 748951919. The reversal of 748951897 is 798159847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 710808921 + 38142976 = 26661^2 + 6176^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-748951897 is a prime.

It is not a weakly prime, because it can be changed into another prime (748951297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374475948 + 374475949.

It is an arithmetic number, because the mean of its divisors is an integer number (374475949).

Almost surely, 2^748951897 is an apocalyptic number.

It is an amenable number.

748951897 is a deficient number, since it is larger than the sum of its proper divisors (1).

748951897 is an equidigital number, since it uses as much as digits as its factorization.

748951897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5080320, while the sum is 58.

The square root of 748951897 is about 27366.9855300141. The cubic root of 748951897 is about 908.1368703252.

The spelling of 748951897 in words is "seven hundred forty-eight million, nine hundred fifty-one thousand, eight hundred ninety-seven".