1013135254 has 4 divisors (see below), whose sum is σ = 1519702884. Its totient is φ = 506567626.

The previous prime is 1013135231. The next prime is 1013135293. The reversal of 1013135254 is 4525313101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253283812 + ... + 253283815.

It is an arithmetic number, because the mean of its divisors is an integer number (379925721).

Almost surely, 2^1013135254 is an apocalyptic number.

1013135254 is a deficient number, since it is larger than the sum of its proper divisors (506567630).

1013135254 is an equidigital number, since it uses as much as digits as its factorization.

1013135254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506567629.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1013135254 is about 31829.7856417539. The cubic root of 1013135254 is about 1004.3593861369.

Adding to 1013135254 its reverse (4525313101), we get a palindrome (5538448355).

The spelling of 1013135254 in words is "one billion, thirteen million, one hundred thirty-five thousand, two hundred fifty-four".