133031245415 has 4 divisors (see below), whose sum is σ = 159637494504. Its totient is φ = 106424996328.

The previous prime is 133031245379. The next prime is 133031245433. The reversal of 133031245415 is 514542130331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 514542130331 = 37 ⋅13906544063.

It is a cyclic number.

It is not a de Polignac number, because 133031245415 - 2⁶ = 133031245351 is a prime.

It is a super-4 number, since 4×133031245415⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13303124537 + ... + 13303124546.

It is an arithmetic number, because the mean of its divisors is an integer number (39909373626).

Almost surely, 2^133031245415 is an apocalyptic number.

133031245415 is a deficient number, since it is larger than the sum of its proper divisors (26606249089).

133031245415 is an equidigital number, since it uses as much as digits as its factorization.

133031245415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26606249088.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 133031245415 its reverse (514542130331), we get a palindrome (647573375746).

The spelling of 133031245415 in words is "one hundred thirty-three billion, thirty-one million, two hundred forty-five thousand, four hundred fifteen".