13450042 has 4 divisors (see below), whose sum is σ = 20175066. Its totient is φ = 6725020.

The previous prime is 13450039. The next prime is 13450061. The reversal of 13450042 is 24005431.

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

It can be written as a sum of positive squares in only one way, i.e., 12467961 + 982081 = 3531^2 + 991^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3362509 + ... + 3362512.

Almost surely, 2^13450042 is an apocalyptic number.

13450042 is a deficient number, since it is larger than the sum of its proper divisors (6725024).

13450042 is an equidigital number, since it uses as much as digits as its factorization.

13450042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6725023.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 13450042 is about 3667.4298902638. The cubic root of 13450042 is about 237.8160785118.

Adding to 13450042 its reverse (24005431), we get a palindrome (37455473).

It can be divided in two parts, 134 and 50042, that added together give a square (50176 = 224²).

The spelling of 13450042 in words is "thirteen million, four hundred fifty thousand, forty-two".