13401002 has 4 divisors (see below), whose sum is σ = 20101506. Its totient is φ = 6700500.

The previous prime is 13400971. The next prime is 13401041. The reversal of 13401002 is 20010431.

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: 20010431 = 7 ⋅2858633.

It can be written as a sum of positive squares in only one way, i.e., 13169641 + 231361 = 3629^2 + 481^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3350249 + ... + 3350252.

Almost surely, 2^13401002 is an apocalyptic number.

13401002 is a deficient number, since it is larger than the sum of its proper divisors (6700504).

13401002 is an equidigital number, since it uses as much as digits as its factorization.

13401002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6700503.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 13401002 is about 3660.7379037566. The cubic root of 13401002 is about 237.5266939525.

Adding to 13401002 its reverse (20010431), we get a palindrome (33411433).

The spelling of 13401002 in words is "thirteen million, four hundred one thousand, two".