1042401140 has 48 divisors (see below), whose sum is σ = 2391850944. Its totient is φ = 378451200.

The previous prime is 1042401131. The next prime is 1042401149. The reversal of 1042401140 is 411042401.

It is an interprime number because it is at equal distance from previous prime (1042401131) and next prime (1042401149).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042401149) 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, 148592 + ... + 155448.

It is an arithmetic number, because the mean of its divisors is an integer number (49830228).

Almost surely, 2^1042401140 is an apocalyptic number.

1042401140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042401140 is an abundant number, since it is smaller than the sum of its proper divisors (1349449804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1042401140 is a wasteful number, since it uses less digits than its factorization.

1042401140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7568 (or 7566 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1042401140 is about 32286.2376253412. The cubic root of 1042401140 is about 1013.9385280968.

Adding to 1042401140 its reverse (411042401), we get a palindrome (1453443541).

The spelling of 1042401140 in words is "one billion, forty-two million, four hundred one thousand, one hundred forty".