2251455452 has 24 divisors (see below), whose sum is σ = 4183228224. Its totient is φ = 1056609792.

The previous prime is 2251455443. The next prime is 2251455461. The reversal of 2251455452 is 2545541522.

It is an interprime number because it is at equal distance from previous prime (2251455443) and next prime (2251455461).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 20153 + ... + 70064.

It is an arithmetic number, because the mean of its divisors is an integer number (174301176).

Almost surely, 2^2251455452 is an apocalyptic number.

It is an amenable number.

2251455452 is a deficient number, since it is larger than the sum of its proper divisors (1931772772).

2251455452 is a wasteful number, since it uses less digits than its factorization.

2251455452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90605 (or 90603 counting only the distinct ones).

The product of its digits is 80000, while the sum is 35.

The square root of 2251455452 is about 47449.5042334480. The cubic root of 2251455452 is about 1310.6531816331.

Adding to 2251455452 its reverse (2545541522), we get a palindrome (4796996974).

The spelling of 2251455452 in words is "two billion, two hundred fifty-one million, four hundred fifty-five thousand, four hundred fifty-two".