1418139 has 6 divisors (see below), whose sum is σ = 2048436. Its totient is φ = 945420.

The previous prime is 1418119. The next prime is 1418147. The reversal of 1418139 is 9318141.

It is not a de Polignac number, because 1418139 - 2⁵ = 1418107 is a prime.

It is a super-2 number, since 2×1418139² = 4022236446642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1418119) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78777 + ... + 78794.

It is an arithmetic number, because the mean of its divisors is an integer number (341406).

2^1418139 is an apocalyptic number.

1418139 is a deficient number, since it is larger than the sum of its proper divisors (630297).

1418139 is a wasteful number, since it uses less digits than its factorization.

1418139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157577 (or 157574 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 1418139 is about 1190.8564145186. The cubic root of 1418139 is about 112.3499629531.

The spelling of 1418139 in words is "one million, four hundred eighteen thousand, one hundred thirty-nine".