3391123 has 2 divisors, whose sum is σ = 3391124. Its totient is φ = 3391122.

The previous prime is 3391117. The next prime is 3391127. The reversal of 3391123 is 3211933.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3391123 - 2¹⁷ = 3260051 is a prime.

It is a super-2 number, since 2×3391123² = 22999430402258, which contains 22 as substring.

It is the 1842-nd Hogben number.

3391123 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3391094 and 3391103.

It is not a weakly prime, because it can be changed into another prime (3391127) by changing a digit.

It is a nontrivial repunit in base 1841.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1695561 + 1695562.

It is an arithmetic number, because the mean of its divisors is an integer number (1695562).

Almost surely, 2^3391123 is an apocalyptic number.

3391123 is a deficient number, since it is larger than the sum of its proper divisors (1).

3391123 is an equidigital number, since it uses as much as digits as its factorization.

3391123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 486, while the sum is 22.

The square root of 3391123 is about 1841.5002036383. The cubic root of 3391123 is about 150.2384799072.

The spelling of 3391123 in words is "three million, three hundred ninety-one thousand, one hundred twenty-three".