1140452 has 6 divisors (see below), whose sum is σ = 1995798. Its totient is φ = 570224.

The previous prime is 1140449. The next prime is 1140463. The reversal of 1140452 is 2540411.

It can be written as a sum of positive squares in only one way, i.e., 1136356 + 4096 = 1066^2 + 64^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1140452.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142553 + ... + 142560.

It is an arithmetic number, because the mean of its divisors is an integer number (332633).

2^1140452 is an apocalyptic number.

It is an amenable number.

1140452 is a deficient number, since it is larger than the sum of its proper divisors (855346).

1140452 is a wasteful number, since it uses less digits than its factorization.

1140452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285117 (or 285115 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1140452 is about 1067.9194726195. The cubic root of 1140452 is about 104.4781972630.

Adding to 1140452 its reverse (2540411), we get a palindrome (3680863).

The spelling of 1140452 in words is "one million, one hundred forty thousand, four hundred fifty-two".