1226115 has 24 divisors (see below), whose sum is σ = 2319408. Its totient is φ = 594240.

The previous prime is 1226111. The next prime is 1226117. The reversal of 1226115 is 5116221.

It is not a de Polignac number, because 1226115 - 2² = 1226111 is a prime.

1226115 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1226111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 744 + ... + 1733.

It is an arithmetic number, because the mean of its divisors is an integer number (96642).

2^1226115 is an apocalyptic number.

1226115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1226115 is a deficient number, since it is larger than the sum of its proper divisors (1093293).

1226115 is a wasteful number, since it uses less digits than its factorization.

1226115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499 (or 2496 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 1226115 is about 1107.3007721482. The cubic root of 1226115 is about 107.0312017777.

The spelling of 1226115 in words is "one million, two hundred twenty-six thousand, one hundred fifteen".