115145371203146 has 4 divisors (see below), whose sum is σ = 172718056804722. Its totient is φ = 57572685601572.

The previous prime is 115145371203133. The next prime is 115145371203193. The reversal of 115145371203146 is 641302173541511.

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

It can be written as a sum of positive squares in only one way, i.e., 105935329815121 + 9210041388025 = 10292489^2 + 3034805^2 .

It is a junction number, because it is equal to n+sod(n) for n = 115145371203097 and 115145371203106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28786342800785 + ... + 28786342800788.

Almost surely, 2^{115145371203146} is an apocalyptic number.

115145371203146 is a deficient number, since it is larger than the sum of its proper divisors (57572685601576).

115145371203146 is an equidigital number, since it uses as much as digits as its factorization.

115145371203146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57572685601575.

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 115145371203146 in words is "one hundred fifteen trillion, one hundred forty-five billion, three hundred seventy-one million, two hundred three thousand, one hundred forty-six".