141225257 has 4 divisors (see below), whose sum is σ = 142596480. Its totient is φ = 139854036.

The previous prime is 141225229. The next prime is 141225281. The reversal of 141225257 is 752522141.

It is a happy number.

141225257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 141225257 - 2⁶ = 141225193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141225457) 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, 685457 + ... + 685662.

It is an arithmetic number, because the mean of its divisors is an integer number (35649120).

Almost surely, 2^141225257 is an apocalyptic number.

It is an amenable number.

141225257 is a deficient number, since it is larger than the sum of its proper divisors (1371223).

141225257 is a wasteful number, since it uses less digits than its factorization.

141225257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371222.

The product of its digits is 5600, while the sum is 29.

The square root of 141225257 is about 11883.8233325811. The cubic root of 141225257 is about 520.7598076447.

Adding to 141225257 its reverse (752522141), we get a palindrome (893747398).

The spelling of 141225257 in words is "one hundred forty-one million, two hundred twenty-five thousand, two hundred fifty-seven".