751120897 has 2 divisors, whose sum is σ = 751120898. Its totient is φ = 751120896.

The previous prime is 751120891. The next prime is 751120907. The reversal of 751120897 is 798021157.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 529736256 + 221384641 = 23016^2 + 14879^2 .

It is a cyclic number.

It is not a de Polignac number, because 751120897 - 2³ = 751120889 is a prime.

It is not a weakly prime, because it can be changed into another prime (751120891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 375560448 + 375560449.

It is an arithmetic number, because the mean of its divisors is an integer number (375560449).

Almost surely, 2^751120897 is an apocalyptic number.

It is an amenable number.

751120897 is a deficient number, since it is larger than the sum of its proper divisors (1).

751120897 is an equidigital number, since it uses as much as digits as its factorization.

751120897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 40.

The square root of 751120897 is about 27406.5849204165. The cubic root of 751120897 is about 909.0126944549.

The spelling of 751120897 in words is "seven hundred fifty-one million, one hundred twenty thousand, eight hundred ninety-seven".