1045503761 has 2 divisors, whose sum is σ = 1045503762. Its totient is φ = 1045503760.

The previous prime is 1045503623. The next prime is 1045503769. The reversal of 1045503761 is 1673055401.

1045503761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 826907536 + 218596225 = 28756^2 + 14785^2 .

It is an emirp because it is prime and its reverse (1673055401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1045503761 is a prime.

It is a super-2 number, since 2×1045503761² = 2186156228530290242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1045503769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522751880 + 522751881.

It is an arithmetic number, because the mean of its divisors is an integer number (522751881).

Almost surely, 2^1045503761 is an apocalyptic number.

It is an amenable number.

1045503761 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045503761 is an equidigital number, since it uses as much as digits as its factorization.

1045503761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 1045503761 is about 32334.2505866457. The cubic root of 1045503761 is about 1014.9434998114.

The spelling of 1045503761 in words is "one billion, forty-five million, five hundred three thousand, seven hundred sixty-one".