159802451 has 2 divisors, whose sum is σ = 159802452. Its totient is φ = 159802450.

The previous prime is 159802421. The next prime is 159802471. The reversal of 159802451 is 154208951.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 159802451 - 2⁶ = 159802387 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (159802411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79901225 + 79901226.

It is an arithmetic number, because the mean of its divisors is an integer number (79901226).

Almost surely, 2^159802451 is an apocalyptic number.

159802451 is a deficient number, since it is larger than the sum of its proper divisors (1).

159802451 is an equidigital number, since it uses as much as digits as its factorization.

159802451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 35.

The square root of 159802451 is about 12641.2994189680. The cubic root of 159802451 is about 542.6600019321.

The spelling of 159802451 in words is "one hundred fifty-nine million, eight hundred two thousand, four hundred fifty-one".