133151127 has 4 divisors (see below), whose sum is σ = 177534840. Its totient is φ = 88767416.

The previous prime is 133151113. The next prime is 133151131. The reversal of 133151127 is 721151331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133151127 - 2¹² = 133147031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133151097 and 133151106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133151147) 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, 22191852 + ... + 22191857.

It is an arithmetic number, because the mean of its divisors is an integer number (44383710).

Almost surely, 2^133151127 is an apocalyptic number.

133151127 is a deficient number, since it is larger than the sum of its proper divisors (44383713).

133151127 is an equidigital number, since it uses as much as digits as its factorization.

133151127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44383712.

The product of its digits is 630, while the sum is 24.

The square root of 133151127 is about 11539.1129208445. The cubic root of 133151127 is about 510.6401381253.

The spelling of 133151127 in words is "one hundred thirty-three million, one hundred fifty-one thousand, one hundred twenty-seven".