115313403 has 8 divisors (see below), whose sum is σ = 154158400. Its totient is φ = 76672008.

The previous prime is 115313381. The next prime is 115313461. The reversal of 115313403 is 304313511.

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

It is not a de Polignac number, because 115313403 - 2⁵ = 115313371 is a prime.

It is a super-2 number, since 2×115313403² = 26594361822880818, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115313403.

It is not an unprimeable number, because it can be changed into a prime (115312403) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 49573 + ... + 51846.

It is an arithmetic number, because the mean of its divisors is an integer number (19269800).

Almost surely, 2^115313403 is an apocalyptic number.

115313403 is a deficient number, since it is larger than the sum of its proper divisors (38844997).

115313403 is a wasteful number, since it uses less digits than its factorization.

115313403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101801.

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

The square root of 115313403 is about 10738.4078428788. The cubic root of 115313403 is about 486.7357693102.

Adding to 115313403 its reverse (304313511), we get a palindrome (419626914).

The spelling of 115313403 in words is "one hundred fifteen million, three hundred thirteen thousand, four hundred three".