132743645 has 4 divisors (see below), whose sum is σ = 159292380. Its totient is φ = 106194912.

The previous prime is 132743629. The next prime is 132743693. The reversal of 132743645 is 546347231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 104632441 + 28111204 = 10229^2 + 5302^2 .

It is a cyclic number.

It is not a de Polignac number, because 132743645 - 2⁴ = 132743629 is a prime.

It is a Curzon 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, 13274360 + ... + 13274369.

It is an arithmetic number, because the mean of its divisors is an integer number (39823095).

Almost surely, 2^132743645 is an apocalyptic number.

It is an amenable number.

132743645 is a deficient number, since it is larger than the sum of its proper divisors (26548735).

132743645 is an equidigital number, since it uses as much as digits as its factorization.

132743645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26548734.

The product of its digits is 60480, while the sum is 35.

The square root of 132743645 is about 11521.4428349925. The cubic root of 132743645 is about 510.1187023456.

The spelling of 132743645 in words is "one hundred thirty-two million, seven hundred forty-three thousand, six hundred forty-five".