140154000 has 320 divisors, whose sum is σ = 534822912. Its totient is φ = 30912000.

The previous prime is 140153971. The next prime is 140154029. The reversal of 140154000 is 451041.

It is an interprime number because it is at equal distance from previous prime (140153971) and next prime (140154029).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1973965 + ... + 1974035.

Almost surely, 2^140154000 is an apocalyptic number.

140154000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140154000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267411456).

140154000 is an abundant number, since it is smaller than the sum of its proper divisors (394668912).

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

140154000 is a wasteful number, since it uses less digits than its factorization.

140154000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 140154000 is about 11838.6654653301. The cubic root of 140154000 is about 519.4397318679.

The spelling of 140154000 in words is "one hundred forty million, one hundred fifty-four thousand".