1040254045 has 16 divisors (see below), whose sum is σ = 1281368880. Its totient is φ = 810432000.

The previous prime is 1040254037. The next prime is 1040254049. The reversal of 1040254045 is 5404520401.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 12538681 + 1027715364 = 3541^2 + 32058^2 .

It is not a de Polignac number, because 1040254045 - 2³ = 1040254037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040254049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13921 + ... + 47689.

It is an arithmetic number, because the mean of its divisors is an integer number (80085555).

Almost surely, 2^1040254045 is an apocalyptic number.

It is an amenable number.

1040254045 is a deficient number, since it is larger than the sum of its proper divisors (241114835).

1040254045 is a wasteful number, since it uses less digits than its factorization.

1040254045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33936.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 1040254045 is about 32252.9695532055. The cubic root of 1040254045 is about 1013.2418932836.

Adding to 1040254045 its reverse (5404520401), we get a palindrome (6444774446).

The spelling of 1040254045 in words is "one billion, forty million, two hundred fifty-four thousand, forty-five".