1111139029 has 32 divisors (see below), whose sum is σ = 1510871040. Its totient is φ = 789048000.

The previous prime is 1111139027. The next prime is 1111139033. The reversal of 1111139029 is 9209311111.

It is not a de Polignac number, because 1111139029 - 2¹ = 1111139027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111138988 and 1111139006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111139027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72054 + ... + 86104.

It is an arithmetic number, because the mean of its divisors is an integer number (47214720).

Almost surely, 2^1111139029 is an apocalyptic number.

It is an amenable number.

1111139029 is a deficient number, since it is larger than the sum of its proper divisors (399732011).

1111139029 is a wasteful number, since it uses less digits than its factorization.

1111139029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14161.

The product of its (nonzero) digits is 486, while the sum is 28.

The square root of 1111139029 is about 33333.7520990362. The cubic root of 1111139029 is about 1035.7528433158.

The spelling of 1111139029 in words is "one billion, one hundred eleven million, one hundred thirty-nine thousand, twenty-nine".