1013432511 has 16 divisors (see below), whose sum is σ = 1663069184. Its totient is φ = 534557664.

The previous prime is 1013432503. The next prime is 1013432527. The reversal of 1013432511 is 1152343101.

It is not a de Polignac number, because 1013432511 - 2³ = 1013432503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013432561) 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, 1855831 + ... + 1856376.

It is an arithmetic number, because the mean of its divisors is an integer number (103941824).

Almost surely, 2^1013432511 is an apocalyptic number.

1013432511 is a deficient number, since it is larger than the sum of its proper divisors (649636673).

1013432511 is a wasteful number, since it uses less digits than its factorization.

1013432511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3712230.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1013432511 is about 31834.4547778032. The cubic root of 1013432511 is about 1004.4576039095.

Adding to 1013432511 its reverse (1152343101), we get a palindrome (2165775612).

The spelling of 1013432511 in words is "one billion, thirteen million, four hundred thirty-two thousand, five hundred eleven".