995109506 has 4 divisors (see below), whose sum is σ = 1492664262. Its totient is φ = 497554752.

The previous prime is 995109461. The next prime is 995109551. The reversal of 995109506 is 605901599.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 605901599 = 4703 ⋅128833.

It is an interprime number because it is at equal distance from previous prime (995109461) and next prime (995109551).

It can be written as a sum of positive squares in only one way, i.e., 580376281 + 414733225 = 24091^2 + 20365^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248777375 + ... + 248777378.

Almost surely, 2^995109506 is an apocalyptic number.

995109506 is a deficient number, since it is larger than the sum of its proper divisors (497554756).

995109506 is a wasteful number, since it uses less digits than its factorization.

995109506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497554755.

The product of its (nonzero) digits is 109350, while the sum is 44.

The square root of 995109506 is about 31545.3563302113. The cubic root of 995109506 is about 998.3671706528.

The spelling of 995109506 in words is "nine hundred ninety-five million, one hundred nine thousand, five hundred six".