1020132452 has 6 divisors (see below), whose sum is σ = 1785231798. Its totient is φ = 510066224.

The previous prime is 1020132437. The next prime is 1020132457. The reversal of 1020132452 is 2542310201.

It can be written as a sum of positive squares in only one way, i.e., 598487296 + 421645156 = 24464^2 + 20534^2 .

It is not an unprimeable number, because it can be changed into a prime (1020132457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127516553 + ... + 127516560.

It is an arithmetic number, because the mean of its divisors is an integer number (297538633).

Almost surely, 2^1020132452 is an apocalyptic number.

It is an amenable number.

1020132452 is a deficient number, since it is larger than the sum of its proper divisors (765099346).

1020132452 is a wasteful number, since it uses less digits than its factorization.

1020132452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255033117 (or 255033115 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1020132452 is about 31939.5123945247. The cubic root of 1020132452 is about 1006.6662793053. Note that the first 3 decimals are identical.

Adding to 1020132452 its reverse (2542310201), we get a palindrome (3562442653).

The spelling of 1020132452 in words is "one billion, twenty million, one hundred thirty-two thousand, four hundred fifty-two".