2012445454 has 16 divisors (see below), whose sum is σ = 3028308768. Its totient is φ = 1003015552.

The previous prime is 2012445427. The next prime is 2012445481. The reversal of 2012445454 is 4545442102.

It is an interprime number because it is at equal distance from previous prime (2012445427) and next prime (2012445481).

It is a super-2 number, since 2×2012445454² = 8099873410650532232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1471479 + ... + 1472845.

It is an arithmetic number, because the mean of its divisors is an integer number (189269298).

Almost surely, 2^2012445454 is an apocalyptic number.

2012445454 is a deficient number, since it is larger than the sum of its proper divisors (1015863314).

2012445454 is a wasteful number, since it uses less digits than its factorization.

2012445454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3179.

The product of its (nonzero) digits is 25600, while the sum is 31.

The square root of 2012445454 is about 44860.2881622488. The cubic root of 2012445454 is about 1262.5290293492.

Adding to 2012445454 its reverse (4545442102), we get a palindrome (6557887556).

The spelling of 2012445454 in words is "two billion, twelve million, four hundred forty-five thousand, four hundred fifty-four".