1265422633 has 2 divisors, whose sum is σ = 1265422634. Its totient is φ = 1265422632.

The previous prime is 1265422603. The next prime is 1265422663. The reversal of 1265422633 is 3362245621.

It is a balanced prime because it is at equal distance from previous prime (1265422603) and next prime (1265422663).

It can be written as a sum of positive squares in only one way, i.e., 1252947609 + 12475024 = 35397^2 + 3532^2 .

It is a cyclic number.

It is not a de Polignac number, because 1265422633 - 2⁵ = 1265422601 is a prime.

It is not a weakly prime, because it can be changed into another prime (1265422603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632711316 + 632711317.

It is an arithmetic number, because the mean of its divisors is an integer number (632711317).

Almost surely, 2^1265422633 is an apocalyptic number.

It is an amenable number.

1265422633 is a deficient number, since it is larger than the sum of its proper divisors (1).

1265422633 is an equidigital number, since it uses as much as digits as its factorization.

1265422633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 34.

The square root of 1265422633 is about 35572.7793825560. The cubic root of 1265422633 is about 1081.6295225649.

The spelling of 1265422633 in words is "one billion, two hundred sixty-five million, four hundred twenty-two thousand, six hundred thirty-three".