140333253 has 4 divisors (see below), whose sum is σ = 187111008. Its totient is φ = 93555500.

The previous prime is 140333251. The next prime is 140333269. The reversal of 140333253 is 352333041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140333253 - 2¹ = 140333251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140333251) 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, 23388873 + ... + 23388878.

It is an arithmetic number, because the mean of its divisors is an integer number (46777752).

Almost surely, 2^140333253 is an apocalyptic number.

It is an amenable number.

140333253 is a deficient number, since it is larger than the sum of its proper divisors (46777755).

140333253 is an equidigital number, since it uses as much as digits as its factorization.

140333253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46777754.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 140333253 is about 11846.2337052753. The cubic root of 140333253 is about 519.6610870985.

Adding to 140333253 its reverse (352333041), we get a palindrome (492666294).

The spelling of 140333253 in words is "one hundred forty million, three hundred thirty-three thousand, two hundred fifty-three".