15251040851 has 2 divisors, whose sum is σ = 15251040852. Its totient is φ = 15251040850.

The previous prime is 15251040797. The next prime is 15251040907. The reversal of 15251040851 is 15804015251.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15251040851 - 2⁶ = 15251040787 is a prime.

It is not a weakly prime, because it can be changed into another prime (15251040451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7625520425 + 7625520426.

It is an arithmetic number, because the mean of its divisors is an integer number (7625520426).

Almost surely, 2^15251040851 is an apocalyptic number.

15251040851 is a deficient number, since it is larger than the sum of its proper divisors (1).

15251040851 is an equidigital number, since it uses as much as digits as its factorization.

15251040851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8000, while the sum is 32.

The spelling of 15251040851 in words is "fifteen billion, two hundred fifty-one million, forty thousand, eight hundred fifty-one".