140451068 has 12 divisors (see below), whose sum is σ = 246034992. Its totient is φ = 70155360.

The previous prime is 140451067. The next prime is 140451071. The reversal of 140451068 is 860154041.

It is a self number, because there is not a number n which added to its sum of digits gives 140451068.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140451061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12905 + ... + 21152.

It is an arithmetic number, because the mean of its divisors is an integer number (20502916).

Almost surely, 2^140451068 is an apocalyptic number.

It is an amenable number.

140451068 is a deficient number, since it is larger than the sum of its proper divisors (105583924).

140451068 is a wasteful number, since it uses less digits than its factorization.

140451068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35092 (or 35090 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 140451068 is about 11851.2053395425. The cubic root of 140451068 is about 519.8064713758.

The spelling of 140451068 in words is "one hundred forty million, four hundred fifty-one thousand, sixty-eight".