1140298925 has 12 divisors (see below), whose sum is σ = 1437152436. Its totient is φ = 897283200.

The previous prime is 1140298921. The next prime is 1140298931. The reversal of 1140298925 is 5298920411.

It can be written as a sum of positive squares in 6 ways, for example, as 105904681 + 1034394244 = 10291^2 + 32162^2 .

It is not a de Polignac number, because 1140298925 - 2² = 1140298921 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140298921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 372344 + ... + 375393.

It is an arithmetic number, because the mean of its divisors is an integer number (119762703).

Almost surely, 2^1140298925 is an apocalyptic number.

It is an amenable number.

1140298925 is a deficient number, since it is larger than the sum of its proper divisors (296853511).

1140298925 is an equidigital number, since it uses as much as digits as its factorization.

1140298925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747808 (or 747803 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 1140298925 is about 33768.3124393269. The cubic root of 1140298925 is about 1044.7352259147.

The spelling of 1140298925 in words is "one billion, one hundred forty million, two hundred ninety-eight thousand, nine hundred twenty-five".