115378063 has 4 divisors (see below), whose sum is σ = 119099968. Its totient is φ = 111656160.

The previous prime is 115378061. The next prime is 115378079. The reversal of 115378063 is 360873511.

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

It is a cyclic number.

It is not a de Polignac number, because 115378063 - 2¹ = 115378061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115378061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1860906 + ... + 1860967.

It is an arithmetic number, because the mean of its divisors is an integer number (29774992).

Almost surely, 2^115378063 is an apocalyptic number.

115378063 is a deficient number, since it is larger than the sum of its proper divisors (3721905).

115378063 is an equidigital number, since it uses as much as digits as its factorization.

115378063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3721904.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 115378063 is about 10741.4181093560. The cubic root of 115378063 is about 486.8267285376.

It can be divided in two parts, 11537 and 8063, that added together give a square (19600 = 140²).

The spelling of 115378063 in words is "one hundred fifteen million, three hundred seventy-eight thousand, sixty-three".