2630291123 has 4 divisors (see below), whose sum is σ = 2691460728. Its totient is φ = 2569121520.

The previous prime is 2630291101. The next prime is 2630291129. The reversal of 2630291123 is 3211920362.

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

It is a cyclic number.

It is not a de Polignac number, because 2630291123 - 2²² = 2626096819 is a prime.

It is a super-2 number, since 2×2630291123² = 13836862783465202258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2630291129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30584738 + ... + 30584823.

It is an arithmetic number, because the mean of its divisors is an integer number (672865182).

Almost surely, 2^2630291123 is an apocalyptic number.

2630291123 is a deficient number, since it is larger than the sum of its proper divisors (61169605).

2630291123 is an equidigital number, since it uses as much as digits as its factorization.

2630291123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61169604.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 2630291123 is about 51286.3639089378. The cubic root of 2630291123 is about 1380.3883110498.

The spelling of 2630291123 in words is "two billion, six hundred thirty million, two hundred ninety-one thousand, one hundred twenty-three".