133675245 has 32 divisors (see below), whose sum is σ = 259251840. Its totient is φ = 64811520.

The previous prime is 133675237. The next prime is 133675249. The reversal of 133675245 is 542576331.

It is not a de Polignac number, because 133675245 - 2³ = 133675237 is a prime.

It is a super-2 number, since 2×133675245² = 35738142251620050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133675249) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43524 + ... + 46493.

It is an arithmetic number, because the mean of its divisors is an integer number (8101620).

Almost surely, 2^133675245 is an apocalyptic number.

133675245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133675245 is a deficient number, since it is larger than the sum of its proper divisors (125576595).

133675245 is a wasteful number, since it uses less digits than its factorization.

133675245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90042 (or 90036 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 133675245 is about 11561.8011140133. The cubic root of 133675245 is about 511.3092657506.

The spelling of 133675245 in words is "one hundred thirty-three million, six hundred seventy-five thousand, two hundred forty-five".