1111553741 has 16 divisors (see below), whose sum is σ = 1171577088. Its totient is φ = 1053259200.

The previous prime is 1111553717. The next prime is 1111553753. The reversal of 1111553741 is 1473551111.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1111553741 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 (1111553141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 684911 + ... + 686531.

It is an arithmetic number, because the mean of its divisors is an integer number (73223568).

Almost surely, 2^1111553741 is an apocalyptic number.

It is an amenable number.

1111553741 is a deficient number, since it is larger than the sum of its proper divisors (60023347).

1111553741 is a wasteful number, since it uses less digits than its factorization.

1111553741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132.

The product of its digits is 2100, while the sum is 29.

The square root of 1111553741 is about 33339.9721205642. The cubic root of 1111553741 is about 1035.8816857900.

The spelling of 1111553741 in words is "one billion, one hundred eleven million, five hundred fifty-three thousand, seven hundred forty-one".