1319955 has 32 divisors (see below), whose sum is σ = 2601984. Its totient is φ = 556416.

The previous prime is 1319951. The next prime is 1319963. The reversal of 1319955 is 5599131.

It is not a de Polignac number, because 1319955 - 2² = 1319951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1319951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 882 + ... + 1848.

It is an arithmetic number, because the mean of its divisors is an integer number (81312).

2^1319955 is an apocalyptic number.

1319955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1319955 is a deficient number, since it is larger than the sum of its proper divisors (1282029).

1319955 is a wasteful number, since it uses less digits than its factorization.

1319955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995.

The product of its digits is 6075, while the sum is 33.

The square root of 1319955 is about 1148.8929454044. The cubic root of 1319955 is about 109.6948844875.

The spelling of 1319955 in words is "one million, three hundred nineteen thousand, nine hundred fifty-five".