1262552042 has 8 divisors (see below), whose sum is σ = 1915107300. Its totient is φ = 624182944.

The previous prime is 1262552021. The next prime is 1262552059. The reversal of 1262552042 is 2402552621.

It can be written as a sum of positive squares in 2 ways, for example, as 1237562041 + 24990001 = 35179^2 + 4999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1262551996 and 1262552014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3546317 + ... + 3546672.

Almost surely, 2^1262552042 is an apocalyptic number.

1262552042 is a deficient number, since it is larger than the sum of its proper divisors (652555258).

1262552042 is an equidigital number, since it uses as much as digits as its factorization.

1262552042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7093080.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1262552042 is about 35532.4083338014. The cubic root of 1262552042 is about 1080.8110169072.

The spelling of 1262552042 in words is "one billion, two hundred sixty-two million, five hundred fifty-two thousand, forty-two".