1941491 has 2 divisors, whose sum is σ = 1941492. Its totient is φ = 1941490.

The previous prime is 1941481. The next prime is 1941497.

1941491 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1941491 is a prime.

It is a super-3 number, since 3×1941491³ = 21954694573338101313, which contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1941497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970745 + 970746.

It is an arithmetic number, because the mean of its divisors is an integer number (970746).

2^1941491 is an apocalyptic number.

1941491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1941491 is an equidigital number, since it uses as much as digits as its factorization.

1941491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 29.

The square root of 1941491 is about 1393.3739627250. The cubic root of 1941491 is about 124.7513135686.

The spelling of 1941491 in words is "one million, nine hundred forty-one thousand, four hundred ninety-one".