1147941 has 6 divisors (see below), whose sum is σ = 1658150. Its totient is φ = 765288.

The previous prime is 1147931. The next prime is 1147969. The reversal of 1147941 is 1497411.

1147941 = T₂₇₈ + T₂₇₉ + ... + T₃₀₄.

It can be written as a sum of positive squares in only one way, i.e., 1147041 + 900 = 1071^2 + 30^2 .

It is not a de Polignac number, because 1147941 - 2¹⁰ = 1146917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63766 + ... + 63783.

2^1147941 is an apocalyptic number.

It is an amenable number.

1147941 is a deficient number, since it is larger than the sum of its proper divisors (510209).

1147941 is a wasteful number, since it uses less digits than its factorization.

1147941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127555 (or 127552 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 1147941 is about 1071.4200856807. The cubic root of 1147941 is about 104.7063906357.

The spelling of 1147941 in words is "one million, one hundred forty-seven thousand, nine hundred forty-one".