10321404451 has 2 divisors, whose sum is σ = 10321404452. Its totient is φ = 10321404450.

The previous prime is 10321404421. The next prime is 10321404469. The reversal of 10321404451 is 15440412301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10321404451 - 2⁵ = 10321404419 is a prime.

It is a super-2 number, since 2×10321404451² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10321404421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5160702225 + 5160702226.

It is an arithmetic number, because the mean of its divisors is an integer number (5160702226).

Almost surely, 2^10321404451 is an apocalyptic number.

10321404451 is a deficient number, since it is larger than the sum of its proper divisors (1).

10321404451 is an equidigital number, since it uses as much as digits as its factorization.

10321404451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 10321404451 its reverse (15440412301), we get a palindrome (25761816752).

The spelling of 10321404451 in words is "ten billion, three hundred twenty-one million, four hundred four thousand, four hundred fifty-one".