5401321507 has 2 divisors, whose sum is σ = 5401321508. Its totient is φ = 5401321506.

The previous prime is 5401321441. The next prime is 5401321559. The reversal of 5401321507 is 7051231045.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5401321507 is a prime.

It is not a weakly prime, because it can be changed into another prime (5401321307) 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, 2700660753 + 2700660754.

It is an arithmetic number, because the mean of its divisors is an integer number (2700660754).

Almost surely, 2^5401321507 is an apocalyptic number.

5401321507 is a deficient number, since it is larger than the sum of its proper divisors (1).

5401321507 is an equidigital number, since it uses as much as digits as its factorization.

5401321507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 5401321507 is about 73493.6834496680. The cubic root of 5401321507 is about 1754.5537464366.

The spelling of 5401321507 in words is "five billion, four hundred one million, three hundred twenty-one thousand, five hundred seven".