1402554253 has 4 divisors (see below), whose sum is σ = 1402645888. Its totient is φ = 1402462620.

The previous prime is 1402554233. The next prime is 1402554259. The reversal of 1402554253 is 3524552041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1402554253 - 2¹⁷ = 1402423181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402554259) 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, 16683 + ... + 55528.

It is an arithmetic number, because the mean of its divisors is an integer number (350661472).

Almost surely, 2^1402554253 is an apocalyptic number.

It is an amenable number.

1402554253 is a deficient number, since it is larger than the sum of its proper divisors (91635).

1402554253 is an equidigital number, since it uses as much as digits as its factorization.

1402554253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91634.

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

The square root of 1402554253 is about 37450.6909549076. The cubic root of 1402554253 is about 1119.3688655560.

The spelling of 1402554253 in words is "one billion, four hundred two million, five hundred fifty-four thousand, two hundred fifty-three".