3251463997 has 2 divisors, whose sum is σ = 3251463998. Its totient is φ = 3251463996.

The previous prime is 3251463961. The next prime is 3251464009. The reversal of 3251463997 is 7993641523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2550856036 + 700607961 = 50506^2 + 26469^2 .

It is a cyclic number.

It is not a de Polignac number, because 3251463997 - 2¹⁵ = 3251431229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3251463997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3251463947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1625731998 + 1625731999.

It is an arithmetic number, because the mean of its divisors is an integer number (1625731999).

Almost surely, 2^3251463997 is an apocalyptic number.

It is an amenable number.

3251463997 is a deficient number, since it is larger than the sum of its proper divisors (1).

3251463997 is an equidigital number, since it uses as much as digits as its factorization.

3251463997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1224720, while the sum is 49.

The square root of 3251463997 is about 57021.6099123832. The cubic root of 3251463997 is about 1481.4704154494.

The spelling of 3251463997 in words is "three billion, two hundred fifty-one million, four hundred sixty-three thousand, nine hundred ninety-seven".