140214152 has 32 divisors (see below), whose sum is σ = 283613400. Its totient is φ = 64602624.

The previous prime is 140214143. The next prime is 140214161. The reversal of 140214152 is 251412041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (140214143) and next prime (140214161).

It can be written as a sum of positive squares in 4 ways, for example, as 122456356 + 17757796 = 11066^2 + 4214^2 .

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, 113474 + ... + 114702.

Almost surely, 2^140214152 is an apocalyptic number.

It is an amenable number.

140214152 is an abundant number, since it is smaller than the sum of its proper divisors (143399248).

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

140214152 is a wasteful number, since it uses less digits than its factorization.

140214152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345 (or 2341 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 140214152 is about 11841.2056818552. The cubic root of 140214152 is about 519.5140331599.

Adding to 140214152 its reverse (251412041), we get a palindrome (391626193).

The spelling of 140214152 in words is "one hundred forty million, two hundred fourteen thousand, one hundred fifty-two".