2451154212 has 36 divisors (see below), whose sum is σ = 6672587740. Its totient is φ = 754201152.

The previous prime is 2451154171. The next prime is 2451154243. The reversal of 2451154212 is 2124511542.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 406667556 + 2044486656 = 20166^2 + 45216^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2618287 + ... + 2619222.

Almost surely, 2^2451154212 is an apocalyptic number.

It is an amenable number.

2451154212 is an abundant number, since it is smaller than the sum of its proper divisors (4221433528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2451154212 is a wasteful number, since it uses less digits than its factorization.

2451154212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5237532 (or 5237527 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 2451154212 is about 49509.1326120747. The cubic root of 2451154212 is about 1348.3114163677.

Adding to 2451154212 its reverse (2124511542), we get a palindrome (4575665754).

The spelling of 2451154212 in words is "two billion, four hundred fifty-one million, one hundred fifty-four thousand, two hundred twelve".