1041400040 has 32 divisors (see below), whose sum is σ = 2365908480. Its totient is φ = 412514112.

The previous prime is 1041400037. The next prime is 1041400043. The reversal of 1041400040 is 400041401.

It is an interprime number because it is at equal distance from previous prime (1041400037) and next prime (1041400043).

It is a junction number, because it is equal to n+sod(n) for n = 1041399988 and 1041400024.

It is not an unprimeable number, because it can be changed into a prime (1041400043) 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, 122264 + ... + 130503.

It is an arithmetic number, because the mean of its divisors is an integer number (73934640).

Almost surely, 2^1041400040 is an apocalyptic number.

1041400040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1041400040 is an abundant number, since it is smaller than the sum of its proper divisors (1324508440).

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

1041400040 is a wasteful number, since it uses less digits than its factorization.

1041400040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252881 (or 252877 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1041400040 is about 32270.7303914863. The cubic root of 1041400040 is about 1013.6138357622.

Adding to 1041400040 its reverse (400041401), we get a palindrome (1441441441).

The spelling of 1041400040 in words is "one billion, forty-one million, four hundred thousand, forty".