13040122 has 8 divisors (see below), whose sum is σ = 20710836. Its totient is φ = 6136512.

The previous prime is 13040117. The next prime is 13040123. The reversal of 13040122 is 22104031.

It can be written as a sum of positive squares in 2 ways, for example, as 12880921 + 159201 = 3589^2 + 399^2 .

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

It is not an unprimeable number, because it can be changed into a prime (13040123) 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, 191733 + ... + 191800.

Almost surely, 2^13040122 is an apocalyptic number.

13040122 is a deficient number, since it is larger than the sum of its proper divisors (7670714).

13040122 is a wasteful number, since it uses less digits than its factorization.

13040122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383552.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 13040122 is about 3611.1109094017. The cubic root of 13040122 is about 235.3751184184.

Adding to 13040122 its reverse (22104031), we get a palindrome (35144153).

The spelling of 13040122 in words is "thirteen million, forty thousand, one hundred twenty-two".