2125345454 has 24 divisors (see below), whose sum is σ = 3304851840. Its totient is φ = 1024960640.

The previous prime is 2125345447. The next prime is 2125345489. The reversal of 2125345454 is 4545435212.

It is a super-2 number, since 2×2125345454² = 9034186597676932232, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 295667 + ... + 302769.

It is an arithmetic number, because the mean of its divisors is an integer number (137702160).

Almost surely, 2^2125345454 is an apocalyptic number.

2125345454 is a deficient number, since it is larger than the sum of its proper divisors (1179506386).

2125345454 is an equidigital number, since it uses as much as digits as its factorization.

2125345454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7276 (or 7235 counting only the distinct ones).

The product of its digits is 96000, while the sum is 35.

The square root of 2125345454 is about 46101.4691089124. The cubic root of 2125345454 is about 1285.7104589669.

The spelling of 2125345454 in words is "two billion, one hundred twenty-five million, three hundred forty-five thousand, four hundred fifty-four".