140411252 has 6 divisors (see below), whose sum is σ = 245719698. Its totient is φ = 70205624.

The previous prime is 140411239. The next prime is 140411269. The reversal of 140411252 is 252114041.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 140090896 + 320356 = 11836^2 + 566^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17551403 + ... + 17551410.

It is an arithmetic number, because the mean of its divisors is an integer number (40953283).

Almost surely, 2^140411252 is an apocalyptic number.

It is an amenable number.

140411252 is a deficient number, since it is larger than the sum of its proper divisors (105308446).

140411252 is a wasteful number, since it uses less digits than its factorization.

140411252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35102817 (or 35102815 counting only the distinct ones).

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

The square root of 140411252 is about 11849.5253913395. The cubic root of 140411252 is about 519.7573473385.

Adding to 140411252 its reverse (252114041), we get a palindrome (392525293).

The spelling of 140411252 in words is "one hundred forty million, four hundred eleven thousand, two hundred fifty-two".