11759143 has 12 divisors (see below), whose sum is σ = 13028680. Its totient is φ = 10604880.

The previous prime is 11759131. The next prime is 11759147. The reversal of 11759143 is 34195711.

It is not a de Polignac number, because 11759143 - 2²¹ = 9661991 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11759147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18688 + ... + 19306.

Almost surely, 2^11759143 is an apocalyptic number.

11759143 is a deficient number, since it is larger than the sum of its proper divisors (1269537).

11759143 is a wasteful number, since it uses less digits than its factorization.

11759143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798 (or 787 counting only the distinct ones).

The product of its digits is 3780, while the sum is 31.

The square root of 11759143 is about 3429.1606844824. The cubic root of 11759143 is about 227.4007488810.

The spelling of 11759143 in words is "eleven million, seven hundred fifty-nine thousand, one hundred forty-three".