133335045 has 64 divisors (see below), whose sum is σ = 246005760. Its totient is φ = 68475456.

The previous prime is 133335043. The next prime is 133335109. The reversal of 133335045 is 540533331.

It is a happy number.

It is not a de Polignac number, because 133335045 - 2¹ = 133335043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133335043) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 597804 + ... + 598026.

It is an arithmetic number, because the mean of its divisors is an integer number (3843840).

Almost surely, 2^133335045 is an apocalyptic number.

133335045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133335045 is a deficient number, since it is larger than the sum of its proper divisors (112670715).

133335045 is a wasteful number, since it uses less digits than its factorization.

133335045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

The square root of 133335045 is about 11547.0795008955. The cubic root of 133335045 is about 510.8751410302.

Adding to 133335045 its reverse (540533331), we get a palindrome (673868376).

The spelling of 133335045 in words is "one hundred thirty-three million, three hundred thirty-five thousand, forty-five".