1089206254 has 16 divisors (see below), whose sum is σ = 1688049792. Its totient is φ = 526769208.

The previous prime is 1089206249. The next prime is 1089206267. The reversal of 1089206254 is 4526029801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52624 + ... + 70339.

It is an arithmetic number, because the mean of its divisors is an integer number (105503112).

Almost surely, 2^1089206254 is an apocalyptic number.

1089206254 is a deficient number, since it is larger than the sum of its proper divisors (598843538).

1089206254 is a wasteful number, since it uses less digits than its factorization.

1089206254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123111.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 1089206254 is about 33003.1249126503. The cubic root of 1089206254 is about 1028.8925962100.

The spelling of 1089206254 in words is "one billion, eighty-nine million, two hundred six thousand, two hundred fifty-four".