2261501303 has 12 divisors (see below), whose sum is σ = 2336807520. Its totient is φ = 2188324512.

The previous prime is 2261501299. The next prime is 2261501357. The reversal of 2261501303 is 3031051622.

It is not a de Polignac number, because 2261501303 - 2² = 2261501299 is a prime.

It is a super-2 number, since 2×2261501303² = 10228776286941395618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261501003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190850 + ... + 202352.

It is an arithmetic number, because the mean of its divisors is an integer number (194733960).

Almost surely, 2^2261501303 is an apocalyptic number.

2261501303 is a deficient number, since it is larger than the sum of its proper divisors (75306217).

2261501303 is an equidigital number, since it uses as much as digits as its factorization.

2261501303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11686 (or 11639 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2261501303 is about 47555.2447475565. The cubic root of 2261501303 is about 1312.5996398792.

Adding to 2261501303 its reverse (3031051622), we get a palindrome (5292552925).

The spelling of 2261501303 in words is "two billion, two hundred sixty-one million, five hundred one thousand, three hundred three".