2252051531 has 4 divisors (see below), whose sum is σ = 2252147064. Its totient is φ = 2251956000.

The previous prime is 2252051519. The next prime is 2252051539. The reversal of 2252051531 is 1351502522.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1351502522 = 2 ⋅675751261.

It is a cyclic number.

It is not a de Polignac number, because 2252051531 - 2³⁰ = 1178309707 is a prime.

It is a super-2 number, since 2×2252051531² = 10143472196558887922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2252051531.

It is not an unprimeable number, because it can be changed into a prime (2252051539) 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, 15731 + ... + 68931.

It is an arithmetic number, because the mean of its divisors is an integer number (563036766).

Almost surely, 2^2252051531 is an apocalyptic number.

2252051531 is a deficient number, since it is larger than the sum of its proper divisors (95533).

2252051531 is an equidigital number, since it uses as much as digits as its factorization.

2252051531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95532.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 2252051531 is about 47455.7850108920. The cubic root of 2252051531 is about 1310.7688377673.

The spelling of 2252051531 in words is "two billion, two hundred fifty-two million, fifty-one thousand, five hundred thirty-one".