133514541 has 8 divisors (see below), whose sum is σ = 197799360. Its totient is φ = 89009676.

The previous prime is 133514519. The next prime is 133514587. The reversal of 133514541 is 145415331.

It is a happy number.

It is not a de Polignac number, because 133514541 - 2⁵ = 133514509 is a prime.

It is a super-2 number, since 2×133514541² = 35652265316881362, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4944983 = 133514541 / (1 + 3 + 3 + 5 + 1 + 4 + 5 + 4 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133514041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2472465 + ... + 2472518.

It is an arithmetic number, because the mean of its divisors is an integer number (24724920).

Almost surely, 2^133514541 is an apocalyptic number.

It is an amenable number.

133514541 is a deficient number, since it is larger than the sum of its proper divisors (64284819).

133514541 is an equidigital number, since it uses as much as digits as its factorization.

133514541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4944992 (or 4944986 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 133514541 is about 11554.8492417686. The cubic root of 133514541 is about 511.1042854038.

Adding to 133514541 its reverse (145415331), we get a palindrome (278929872).

It can be divided in two parts, 1335 and 14541, that added together give a square (15876 = 126²).

The spelling of 133514541 in words is "one hundred thirty-three million, five hundred fourteen thousand, five hundred forty-one".