4370454721 has 2 divisors, whose sum is σ = 4370454722. Its totient is φ = 4370454720.

The previous prime is 4370454709. The next prime is 4370454743. The reversal of 4370454721 is 1274540734.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4369871025 + 583696 = 66105^2 + 764^2 .

It is a cyclic number.

It is not a de Polignac number, because 4370454721 - 2¹⁷ = 4370323649 is a prime.

It is a super-2 number, since 2×4370454721² = 38201748936622375682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4370454761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2185227360 + 2185227361.

It is an arithmetic number, because the mean of its divisors is an integer number (2185227361).

Almost surely, 2^4370454721 is an apocalyptic number.

It is an amenable number.

4370454721 is a deficient number, since it is larger than the sum of its proper divisors (1).

4370454721 is an equidigital number, since it uses as much as digits as its factorization.

4370454721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 37.

The square root of 4370454721 is about 66109.4147682461. The cubic root of 4370454721 is about 1634.9665623003.

The spelling of 4370454721 in words is "four billion, three hundred seventy million, four hundred fifty-four thousand, seven hundred twenty-one".