1089546029 has 16 divisors (see below), whose sum is σ = 1282417920. Its totient is φ = 912596160.

The previous prime is 1089545987. The next prime is 1089546077. The reversal of 1089546029 is 9206459801.

It is a cyclic number.

It is not a de Polignac number, because 1089546029 - 2⁸ = 1089545773 is a prime.

It is a super-2 number, since 2×1089546029² = 2374221098619337682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089546529) 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, 72812 + ... + 86490.

It is an arithmetic number, because the mean of its divisors is an integer number (80151120).

Almost surely, 2^1089546029 is an apocalyptic number.

It is an amenable number.

1089546029 is a deficient number, since it is larger than the sum of its proper divisors (192871891).

1089546029 is a wasteful number, since it uses less digits than its factorization.

1089546029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14260.

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 1089546029 is about 33008.2721298768. The cubic root of 1089546029 is about 1028.9995718587. Note that the first 3 decimals are identical.

The spelling of 1089546029 in words is "one billion, eighty-nine million, five hundred forty-six thousand, twenty-nine".