142245255 has 8 divisors (see below), whose sum is σ = 227592432. Its totient is φ = 75864128.

The previous prime is 142245251. The next prime is 142245287. The reversal of 142245255 is 552542241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142245255 - 2² = 142245251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142245251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4741494 + ... + 4741523.

It is an arithmetic number, because the mean of its divisors is an integer number (28449054).

Almost surely, 2^142245255 is an apocalyptic number.

142245255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

142245255 is a deficient number, since it is larger than the sum of its proper divisors (85347177).

142245255 is an equidigital number, since it uses as much as digits as its factorization.

142245255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9483025.

The product of its digits is 16000, while the sum is 30.

The square root of 142245255 is about 11926.6615194697. The cubic root of 142245255 is about 522.0105288462.

Adding to 142245255 its reverse (552542241), we get a palindrome (694787496).

The spelling of 142245255 in words is "one hundred forty-two million, two hundred forty-five thousand, two hundred fifty-five".