1013113501 has 2 divisors, whose sum is σ = 1013113502. Its totient is φ = 1013113500.

The previous prime is 1013113489. The next prime is 1013113531. The reversal of 1013113501 is 1053113101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 564775225 + 448338276 = 23765^2 + 21174^2 .

It is an emirp because it is prime and its reverse (1053113101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1013113501 - 2¹⁹ = 1012589213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013113531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506556750 + 506556751.

It is an arithmetic number, because the mean of its divisors is an integer number (506556751).

Almost surely, 2^1013113501 is an apocalyptic number.

It is an amenable number.

1013113501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013113501 is an equidigital number, since it uses as much as digits as its factorization.

1013113501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 1013113501 is about 31829.4439316806. The cubic root of 1013113501 is about 1004.3521978943.

Adding to 1013113501 its reverse (1053113101), we get a palindrome (2066226602).

It can be divided in two parts, 10131 and 13501, that added together give a palindrome (23632).

The spelling of 1013113501 in words is "one billion, thirteen million, one hundred thirteen thousand, five hundred one".