120487319 has 2 divisors, whose sum is σ = 120487320. Its totient is φ = 120487318.

The previous prime is 120487291. The next prime is 120487321. The reversal of 120487319 is 913784021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120487319 is a prime.

It is a super-2 number, since 2×120487319² = 29034388079615522, which contains 22 as substring.

Together with 120487321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120487219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60243659 + 60243660.

It is an arithmetic number, because the mean of its divisors is an integer number (60243660).

Almost surely, 2^120487319 is an apocalyptic number.

120487319 is a deficient number, since it is larger than the sum of its proper divisors (1).

120487319 is an equidigital number, since it uses as much as digits as its factorization.

120487319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 120487319 is about 10976.6715811306. The cubic root of 120487319 is about 493.9091975249.

The spelling of 120487319 in words is "one hundred twenty million, four hundred eighty-seven thousand, three hundred nineteen".