33113401 has 4 divisors (see below), whose sum is σ = 33280000. Its totient is φ = 32946804.

The previous prime is 33113359. The next prime is 33113413. The reversal of 33113401 is 10431133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33113401 - 2¹³ = 33105209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33113441) 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, 83001 + ... + 83398.

It is an arithmetic number, because the mean of its divisors is an integer number (8320000).

Almost surely, 2^33113401 is an apocalyptic number.

It is an amenable number.

33113401 is a deficient number, since it is larger than the sum of its proper divisors (166599).

33113401 is a wasteful number, since it uses less digits than its factorization.

33113401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166598.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 33113401 is about 5754.4244716566. The cubic root of 33113401 is about 321.1204246618.

Adding to 33113401 its reverse (10431133), we get a palindrome (43544534).

It can be divided in two parts, 331 and 13401, that multiplied together give a triangular number (4435731 = T₂₉₇₈).

The spelling of 33113401 in words is "thirty-three million, one hundred thirteen thousand, four hundred one".