1040051513 has 16 divisors (see below), whose sum is σ = 1110426240. Its totient is φ = 972031104.

The previous prime is 1040051491. The next prime is 1040051533. The reversal of 1040051513 is 3151500401.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1040051513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040051533) 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, 180170 + ... + 185852.

It is an arithmetic number, because the mean of its divisors is an integer number (69401640).

Almost surely, 2^1040051513 is an apocalyptic number.

It is an amenable number.

1040051513 is a deficient number, since it is larger than the sum of its proper divisors (70374727).

1040051513 is a wasteful number, since it uses less digits than its factorization.

1040051513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5888.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1040051513 is about 32249.8296584649. The cubic root of 1040051513 is about 1013.1761313903.

Adding to 1040051513 its reverse (3151500401), we get a palindrome (4191551914).

The spelling of 1040051513 in words is "one billion, forty million, fifty-one thousand, five hundred thirteen".