140161104 has 100 divisors (see below), whose sum is σ = 410869536. Its totient is φ = 46122048.

The previous prime is 140161093. The next prime is 140161111. The reversal of 140161104 is 401161041.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 106917 + ... + 108219.

Almost surely, 2^140161104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140161104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205434768).

140161104 is an abundant number, since it is smaller than the sum of its proper divisors (270708432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140161104 is a wasteful number, since it uses less digits than its factorization.

140161104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406 (or 1391 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 140161104 is about 11838.9654953463. The cubic root of 140161104 is about 519.4485080178.

The spelling of 140161104 in words is "one hundred forty million, one hundred sixty-one thousand, one hundred four".