1020261452 has 12 divisors (see below), whose sum is σ = 2040522960. Its totient is φ = 437254896.

The previous prime is 1020261419. The next prime is 1020261479. The reversal of 1020261452 is 2541620201.

It is a happy number.

1020261452 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18218927 + ... + 18218982.

It is an arithmetic number, because the mean of its divisors is an integer number (170043580).

Almost surely, 2^1020261452 is an apocalyptic number.

It is an amenable number.

1020261452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1020261452 is a wasteful number, since it uses less digits than its factorization.

1020261452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36437920 (or 36437918 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1020261452 is about 31941.5317729128. The cubic root of 1020261452 is about 1006.7087098990.

Adding to 1020261452 its reverse (2541620201), we get a palindrome (3561881653).

The spelling of 1020261452 in words is "one billion, twenty million, two hundred sixty-one thousand, four hundred fifty-two".