997079119 has 2 divisors, whose sum is σ = 997079120. Its totient is φ = 997079118.

The previous prime is 997079107. The next prime is 997079143. The reversal of 997079119 is 911970799.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 997079119 - 2¹⁷ = 996948047 is a prime.

It is a super-2 number, since 2×997079119² = 1988333539091632322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (997079519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498539559 + 498539560.

It is an arithmetic number, because the mean of its divisors is an integer number (498539560).

Almost surely, 2^997079119 is an apocalyptic number.

997079119 is a deficient number, since it is larger than the sum of its proper divisors (1).

997079119 is an equidigital number, since it uses as much as digits as its factorization.

997079119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 321489, while the sum is 52.

The square root of 997079119 is about 31576.5596447745. The cubic root of 997079119 is about 999.0254235092.

The spelling of 997079119 in words is "nine hundred ninety-seven million, seventy-nine thousand, one hundred nineteen".