1013145326 has 4 divisors (see below), whose sum is σ = 1519717992. Its totient is φ = 506572662.

The previous prime is 1013145313. The next prime is 1013145337. The reversal of 1013145326 is 6235413101.

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

It is a junction number, because it is equal to n+sod(n) for n = 1013145295 and 1013145304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253286330 + ... + 253286333.

It is an arithmetic number, because the mean of its divisors is an integer number (379929498).

Almost surely, 2^1013145326 is an apocalyptic number.

1013145326 is a deficient number, since it is larger than the sum of its proper divisors (506572666).

1013145326 is an equidigital number, since it uses as much as digits as its factorization.

1013145326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506572665.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1013145326 is about 31829.9438579461. The cubic root of 1013145326 is about 1004.3627143777.

Adding to 1013145326 its reverse (6235413101), we get a palindrome (7248558427).

The spelling of 1013145326 in words is "one billion, thirteen million, one hundred forty-five thousand, three hundred twenty-six".