15120324451 has 2 divisors, whose sum is σ = 15120324452. Its totient is φ = 15120324450.

The previous prime is 15120324421. The next prime is 15120324481. The reversal of 15120324451 is 15442302151.

It is a balanced prime because it is at equal distance from previous prime (15120324421) and next prime (15120324481).

It is a cyclic number.

It is not a de Polignac number, because 15120324451 - 2¹¹ = 15120322403 is a prime.

It is not a weakly prime, because it can be changed into another prime (15120324421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7560162225 + 7560162226.

It is an arithmetic number, because the mean of its divisors is an integer number (7560162226).

Almost surely, 2^15120324451 is an apocalyptic number.

15120324451 is a deficient number, since it is larger than the sum of its proper divisors (1).

15120324451 is an equidigital number, since it uses as much as digits as its factorization.

15120324451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 15120324451 in words is "fifteen billion, one hundred twenty million, three hundred twenty-four thousand, four hundred fifty-one".