1040025243 has 8 divisors (see below), whose sum is σ = 1392810048. Its totient is φ = 690295304.

The previous prime is 1040025227. The next prime is 1040025257. The reversal of 1040025243 is 3425200401.

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

It is a cyclic number.

It is not a de Polignac number, because 1040025243 - 2⁴ = 1040025227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1040025223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762921 + ... + 764282.

It is an arithmetic number, because the mean of its divisors is an integer number (174101256).

Almost surely, 2^1040025243 is an apocalyptic number.

1040025243 is a deficient number, since it is larger than the sum of its proper divisors (352784805).

1040025243 is a wasteful number, since it uses less digits than its factorization.

1040025243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527433.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1040025243 is about 32249.4223669200. The cubic root of 1040025243 is about 1013.1676009278.

Adding to 1040025243 its reverse (3425200401), we get a palindrome (4465225644).

The spelling of 1040025243 in words is "one billion, forty million, twenty-five thousand, two hundred forty-three".