133450413 has 4 divisors (see below), whose sum is σ = 177933888. Its totient is φ = 88966940.

The previous prime is 133450409. The next prime is 133450423. The reversal of 133450413 is 314054331.

It is a happy number.

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 133450413 - 2² = 133450409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133450423) 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, 22241733 + ... + 22241738.

It is an arithmetic number, because the mean of its divisors is an integer number (44483472).

Almost surely, 2^133450413 is an apocalyptic number.

It is an amenable number.

133450413 is a deficient number, since it is larger than the sum of its proper divisors (44483475).

133450413 is an equidigital number, since it uses as much as digits as its factorization.

133450413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44483474.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 133450413 is about 11552.0739696385. The cubic root of 133450413 is about 511.0224432706.

The spelling of 133450413 in words is "one hundred thirty-three million, four hundred fifty thousand, four hundred thirteen".