2170327451 has 2 divisors, whose sum is σ = 2170327452. Its totient is φ = 2170327450.

The previous prime is 2170327429. The next prime is 2170327469. The reversal of 2170327451 is 1547230712.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2170327451 - 2⁶ = 2170327387 is a prime.

It is not a weakly prime, because it can be changed into another prime (2170327351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1085163725 + 1085163726.

It is an arithmetic number, because the mean of its divisors is an integer number (1085163726).

Almost surely, 2^2170327451 is an apocalyptic number.

2170327451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2170327451 is an equidigital number, since it uses as much as digits as its factorization.

2170327451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 2170327451 is about 46586.7733482369. The cubic root of 2170327451 is about 1294.7177077326.

The spelling of 2170327451 in words is "two billion, one hundred seventy million, three hundred twenty-seven thousand, four hundred fifty-one".