1040142435 has 16 divisors (see below), whose sum is σ = 1672120320. Its totient is φ = 552111840.

The previous prime is 1040142431. The next prime is 1040142457. The reversal of 1040142435 is 5342410401.

It is not a de Polignac number, because 1040142435 - 2² = 1040142431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1040142431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161155 + ... + 167484.

It is an arithmetic number, because the mean of its divisors is an integer number (104507520).

Almost surely, 2^1040142435 is an apocalyptic number.

1040142435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1040142435 is a deficient number, since it is larger than the sum of its proper divisors (631977885).

1040142435 is a wasteful number, since it uses less digits than its factorization.

1040142435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328858.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1040142435 is about 32251.2392785146. The cubic root of 1040142435 is about 1013.2056547087.

Adding to 1040142435 its reverse (5342410401), we get a palindrome (6382552836).

The spelling of 1040142435 in words is "one billion, forty million, one hundred forty-two thousand, four hundred thirty-five".