1941406123 has 2 divisors, whose sum is σ = 1941406124. Its totient is φ = 1941406122.

The previous prime is 1941406009. The next prime is 1941406139. The reversal of 1941406123 is 3216041491.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1941406123 - 2²⁹ = 1404535211 is a prime.

It is a super-2 number, since 2×1941406123² = 7538115468843782258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1941406223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970703061 + 970703062.

It is an arithmetic number, because the mean of its divisors is an integer number (970703062).

Almost surely, 2^1941406123 is an apocalyptic number.

1941406123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1941406123 is an equidigital number, since it uses as much as digits as its factorization.

1941406123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1941406123 is about 44061.3903888654. The cubic root of 1941406123 is about 1247.4949560641.

The spelling of 1941406123 in words is "one billion, nine hundred forty-one million, four hundred six thousand, one hundred twenty-three".