2261468953 has 4 divisors (see below), whose sum is σ = 2263075380. Its totient is φ = 2259862528.

The previous prime is 2261468899. The next prime is 2261468959. The reversal of 2261468953 is 3598641622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 208744704 + 2052724249 = 14448^2 + 45307^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2261468953 is a prime.

It is a super-2 number, since 2×2261468953² = 10228483650765832418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2261468959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 801100 + ... + 803917.

It is an arithmetic number, because the mean of its divisors is an integer number (565768845).

Almost surely, 2^2261468953 is an apocalyptic number.

It is an amenable number.

2261468953 is a deficient number, since it is larger than the sum of its proper divisors (1606427).

2261468953 is a wasteful number, since it uses less digits than its factorization.

2261468953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606426.

The product of its digits is 622080, while the sum is 46.

The square root of 2261468953 is about 47554.9046156125. The cubic root of 2261468953 is about 1312.5933810869.

The spelling of 2261468953 in words is "two billion, two hundred sixty-one million, four hundred sixty-eight thousand, nine hundred fifty-three".