1013153403 has 8 divisors (see below), whose sum is σ = 1430334288. Its totient is φ = 635704064.

The previous prime is 1013153371. The next prime is 1013153411. The reversal of 1013153403 is 3043513101.

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

It is a cyclic number.

It is not a de Polignac number, because 1013153403 - 2⁵ = 1013153371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1013153403.

It is not an unprimeable number, because it can be changed into a prime (1013153413) 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, 9932826 + ... + 9932927.

It is an arithmetic number, because the mean of its divisors is an integer number (178791786).

Almost surely, 2^1013153403 is an apocalyptic number.

1013153403 is a deficient number, since it is larger than the sum of its proper divisors (417180885).

1013153403 is a wasteful number, since it uses less digits than its factorization.

1013153403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19865773.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 1013153403 is about 31830.0707350769. The cubic root of 1013153403 is about 1004.3653833650.

Adding to 1013153403 its reverse (3043513101), we get a palindrome (4056666504).

The spelling of 1013153403 in words is "one billion, thirteen million, one hundred fifty-three thousand, four hundred three".