1001262245 has 8 divisors (see below), whose sum is σ = 1204790784. Its totient is φ = 798825744.

The previous prime is 1001262221. The next prime is 1001262257. The reversal of 1001262245 is 5422621001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1001262245 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1001262245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270989 + ... + 274658.

It is an arithmetic number, because the mean of its divisors is an integer number (150598848).

Almost surely, 2^1001262245 is an apocalyptic number.

It is an amenable number.

1001262245 is a deficient number, since it is larger than the sum of its proper divisors (203528539).

1001262245 is an equidigital number, since it uses as much as digits as its factorization.

1001262245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546019.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1001262245 is about 31642.7281535584. The cubic root of 1001262245 is about 1000.4205714282.

Adding to 1001262245 its reverse (5422621001), we get a palindrome (6423883246).

The spelling of 1001262245 in words is "one billion, one million, two hundred sixty-two thousand, two hundred forty-five".