40453529 has 2 divisors, whose sum is σ = 40453530. Its totient is φ = 40453528.

The previous prime is 40453519. The next prime is 40453531. The reversal of 40453529 is 92535404.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40347904 + 105625 = 6352^2 + 325^2 .

It is a cyclic number.

It is not a de Polignac number, because 40453529 - 2²⁴ = 23676313 is a prime.

Together with 40453531, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 40453495 and 40453504.

It is not a weakly prime, because it can be changed into another prime (40453519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20226764 + 20226765.

It is an arithmetic number, because the mean of its divisors is an integer number (20226765).

Almost surely, 2^40453529 is an apocalyptic number.

It is an amenable number.

40453529 is a deficient number, since it is larger than the sum of its proper divisors (1).

40453529 is an equidigital number, since it uses as much as digits as its factorization.

40453529 is an evil number, because the sum of its binary digits is even.

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

The square root of 40453529 is about 6360.3088761474. The cubic root of 40453529 is about 343.2828743097.

The spelling of 40453529 in words is "forty million, four hundred fifty-three thousand, five hundred twenty-nine".