1012421452 has 24 divisors (see below), whose sum is σ = 2112880896. Its totient is φ = 415029648.

The previous prime is 1012421437. The next prime is 1012421471. The reversal of 1012421452 is 2541242101.

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, 785398 + ... + 786685.

It is an arithmetic number, because the mean of its divisors is an integer number (88036704).

Almost surely, 2^1012421452 is an apocalyptic number.

It is an amenable number.

1012421452 is an abundant number, since it is smaller than the sum of its proper divisors (1100459444).

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

1012421452 is a wasteful number, since it uses less digits than its factorization.

1012421452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572117 (or 1572115 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1012421452 is about 31818.5708667124. The cubic root of 1012421452 is about 1004.1234577261.

Adding to 1012421452 its reverse (2541242101), we get a palindrome (3553663553).

The spelling of 1012421452 in words is "one billion, twelve million, four hundred twenty-one thousand, four hundred fifty-two".