1040400141 has 8 divisors (see below), whose sum is σ = 1513309344. Its totient is φ = 630545520.

The previous prime is 1040400139. The next prime is 1040400167. The reversal of 1040400141 is 1410040401.

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

It is not a de Polignac number, because 1040400141 - 2¹ = 1040400139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1040400141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040400181) 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, 15763606 + ... + 15763671.

It is an arithmetic number, because the mean of its divisors is an integer number (189163668).

Almost surely, 2^1040400141 is an apocalyptic number.

1040400141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1040400141 is a deficient number, since it is larger than the sum of its proper divisors (472909203).

1040400141 is a wasteful number, since it uses less digits than its factorization.

1040400141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31527291.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1040400141 is about 32255.2343194093. The cubic root of 1040400141 is about 1013.2893251774.

Adding to 1040400141 its reverse (1410040401), we get a palindrome (2450440542).

The spelling of 1040400141 in words is "one billion, forty million, four hundred thousand, one hundred forty-one".