2211404139 has 16 divisors (see below), whose sum is σ = 3744176640. Its totient is φ = 1263659400.

The previous prime is 2211404131. The next prime is 2211404201. The reversal of 2211404139 is 9314041122.

It is a happy number.

2211404139 is a `hidden beast` number, since 221 + 1 + 404 + 1 + 39 = 666.

It is not a de Polignac number, because 2211404139 - 2³ = 2211404131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2211404131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5850087 + ... + 5850464.

It is an arithmetic number, because the mean of its divisors is an integer number (234011040).

Almost surely, 2^2211404139 is an apocalyptic number.

2211404139 is a deficient number, since it is larger than the sum of its proper divisors (1532772501).

2211404139 is a wasteful number, since it uses less digits than its factorization.

2211404139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11700567 (or 11700561 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 2211404139 is about 47025.5689917730. The cubic root of 2211404139 is about 1302.8348666644.

The spelling of 2211404139 in words is "two billion, two hundred eleven million, four hundred four thousand, one hundred thirty-nine".