1013405541 has 8 divisors (see below), whose sum is σ = 1354890624. Its totient is φ = 673762080.

The previous prime is 1013405537. The next prime is 1013405563. The reversal of 1013405541 is 1455043101.

It is a happy number.

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

It is not a de Polignac number, because 1013405541 - 2² = 1013405537 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013405941) 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, 459120 + ... + 461321.

It is an arithmetic number, because the mean of its divisors is an integer number (169361328).

Almost surely, 2^1013405541 is an apocalyptic number.

It is an amenable number.

1013405541 is a deficient number, since it is larger than the sum of its proper divisors (341485083).

1013405541 is an equidigital number, since it uses as much as digits as its factorization.

1013405541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920811.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1013405541 is about 31834.0311773423. The cubic root of 1013405541 is about 1004.4486934455.

Adding to 1013405541 its reverse (1455043101), we get a palindrome (2468448642).

The spelling of 1013405541 in words is "one billion, thirteen million, four hundred five thousand, five hundred forty-one".