2451405253 has 32 divisors (see below), whose sum is σ = 2883029760. Its totient is φ = 2059714560.

The previous prime is 2451405247. The next prime is 2451405277. The reversal of 2451405253 is 3525041542.

2451405253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2451405253 - 2⁵ = 2451405221 is a prime.

It is a super-3 number, since 3×2451405253³ (a number of 29 digits) contains 333 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 (2451405223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2638293 + ... + 2639221.

It is an arithmetic number, because the mean of its divisors is an integer number (90094680).

Almost surely, 2^2451405253 is an apocalyptic number.

It is an amenable number.

2451405253 is a deficient number, since it is larger than the sum of its proper divisors (431624507).

2451405253 is a wasteful number, since it uses less digits than its factorization.

2451405253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 2451405253 is about 49511.6678470843. The cubic root of 2451405253 is about 1348.3574450086.

Adding to 2451405253 its reverse (3525041542), we get a palindrome (5976446795).

It can be divided in two parts, 2451 and 405253, that added together give a palindrome (407704).

The spelling of 2451405253 in words is "two billion, four hundred fifty-one million, four hundred five thousand, two hundred fifty-three".