1034660621 has 2 divisors, whose sum is σ = 1034660622. Its totient is φ = 1034660620.

The previous prime is 1034660603. The next prime is 1034660629. The reversal of 1034660621 is 1260664301.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 570732100 + 463928521 = 23890^2 + 21539^2 .

It is a cyclic number.

It is not a de Polignac number, because 1034660621 - 2¹⁰ = 1034659597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1034660629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517330310 + 517330311.

It is an arithmetic number, because the mean of its divisors is an integer number (517330311).

Almost surely, 2^1034660621 is an apocalyptic number.

It is an amenable number.

1034660621 is a deficient number, since it is larger than the sum of its proper divisors (1).

1034660621 is an equidigital number, since it uses as much as digits as its factorization.

1034660621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1034660621 is about 32166.1409093475. The cubic root of 1034660621 is about 1011.4225684759.

The spelling of 1034660621 in words is "one billion, thirty-four million, six hundred sixty thousand, six hundred twenty-one".