34140263 has 4 divisors (see below), whose sum is σ = 34389600. Its totient is φ = 33890928.

The previous prime is 34140259. The next prime is 34140287. The reversal of 34140263 is 36204143.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36204143 = 1289 ⋅28087.

It is a cyclic number.

It is not a de Polignac number, because 34140263 - 2² = 34140259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34140203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124463 + ... + 124736.

It is an arithmetic number, because the mean of its divisors is an integer number (8597400).

Almost surely, 2^34140263 is an apocalyptic number.

34140263 is a deficient number, since it is larger than the sum of its proper divisors (249337).

34140263 is a wasteful number, since it uses less digits than its factorization.

34140263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249336.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 34140263 is about 5842.9669689294. The cubic root of 34140263 is about 324.4060568371.

It can be divided in two parts, 341 and 40263, that added together give a palindrome (40604).

The spelling of 34140263 in words is "thirty-four million, one hundred forty thousand, two hundred sixty-three".