1095082397978 has 4 divisors (see below), whose sum is σ = 1642623596970. Its totient is φ = 547541198988.

The previous prime is 1095082397963. The next prime is 1095082398017. The reversal of 1095082397978 is 8797932805901.

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., 979480357969 + 115602040009 = 989687^2 + 340003^2 .

It is a super-2 number, since 2×1095082397978² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273770599493 + ... + 273770599496.

Almost surely, 2^{1095082397978} is an apocalyptic number.

1095082397978 is a deficient number, since it is larger than the sum of its proper divisors (547541198992).

1095082397978 is an equidigital number, since it uses as much as digits as its factorization.

1095082397978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547541198991.

The product of its (nonzero) digits is 68584320, while the sum is 68.

The spelling of 1095082397978 in words is "one trillion, ninety-five billion, eighty-two million, three hundred ninety-seven thousand, nine hundred seventy-eight".