2034750721 has 2 divisors, whose sum is σ = 2034750722. Its totient is φ = 2034750720.

The previous prime is 2034750703. The next prime is 2034750737. The reversal of 2034750721 is 1270574302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1598400400 + 436350321 = 39980^2 + 20889^2 .

It is a cyclic number.

It is not a de Polignac number, because 2034750721 - 2²³ = 2026362113 is a prime.

It is a super-2 number, since 2×2034750721² = 8280420993220039682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2034700721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017375360 + 1017375361.

It is an arithmetic number, because the mean of its divisors is an integer number (1017375361).

Almost surely, 2^2034750721 is an apocalyptic number.

It is an amenable number.

2034750721 is a deficient number, since it is larger than the sum of its proper divisors (1).

2034750721 is an equidigital number, since it uses as much as digits as its factorization.

2034750721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 2034750721 is about 45108.2112369799. The cubic root of 2034750721 is about 1267.1763835548.

The spelling of 2034750721 in words is "two billion, thirty-four million, seven hundred fifty thousand, seven hundred twenty-one".