1125402202 has 8 divisors (see below), whose sum is σ = 1692021312. Its totient is φ = 561395100.

The previous prime is 1125402181. The next prime is 1125402203. The reversal of 1125402202 is 2022045211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1125402202.

It is not an unprimeable number, because it can be changed into a prime (1125402203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651924 + ... + 653647.

It is an arithmetic number, because the mean of its divisors is an integer number (211502664).

Almost surely, 2^1125402202 is an apocalyptic number.

1125402202 is a deficient number, since it is larger than the sum of its proper divisors (566619110).

1125402202 is a wasteful number, since it uses less digits than its factorization.

1125402202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306004.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 1125402202 is about 33547.0148001279. The cubic root of 1125402202 is about 1040.1658395546.

Adding to 1125402202 its reverse (2022045211), we get a palindrome (3147447413).

The spelling of 1125402202 in words is "one billion, one hundred twenty-five million, four hundred two thousand, two hundred two".