253214534 has 4 divisors (see below), whose sum is σ = 379821804. Its totient is φ = 126607266.

The previous prime is 253214531. The next prime is 253214543. The reversal of 253214534 is 435412352.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 253214497 and 253214506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253214531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63303632 + ... + 63303635.

It is an arithmetic number, because the mean of its divisors is an integer number (94955451).

Almost surely, 2^253214534 is an apocalyptic number.

253214534 is a deficient number, since it is larger than the sum of its proper divisors (126607270).

253214534 is a wasteful number, since it uses less digits than its factorization.

253214534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126607269.

The product of its digits is 14400, while the sum is 29.

The square root of 253214534 is about 15912.7161100800. The cubic root of 253214534 is about 632.6490737895.

Adding to 253214534 its reverse (435412352), we get a palindrome (688626886).

The spelling of 253214534 in words is "two hundred fifty-three million, two hundred fourteen thousand, five hundred thirty-four".