113512453501 has 2 divisors, whose sum is σ = 113512453502. Its totient is φ = 113512453500.

The previous prime is 113512453469. The next prime is 113512453517. The reversal of 113512453501 is 105354215311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103073744601 + 10438708900 = 321051^2 + 102170^2 .

It is a cyclic number.

It is not a de Polignac number, because 113512453501 - 2⁵ = 113512453469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113512456501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56756226750 + 56756226751.

It is an arithmetic number, because the mean of its divisors is an integer number (56756226751).

Almost surely, 2^113512453501 is an apocalyptic number.

It is an amenable number.

113512453501 is a deficient number, since it is larger than the sum of its proper divisors (1).

113512453501 is an equidigital number, since it uses as much as digits as its factorization.

113512453501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 113512453501 its reverse (105354215311), we get a palindrome (218866668812).

The spelling of 113512453501 in words is "one hundred thirteen billion, five hundred twelve million, four hundred fifty-three thousand, five hundred one".