452145547 has 12 divisors (see below), whose sum is σ = 524601840. Its totient is φ = 381742416.

The previous prime is 452145541. The next prime is 452145553. The reversal of 452145547 is 745541254.

It is an interprime number because it is at equal distance from previous prime (452145541) and next prime (452145553).

It is not a de Polignac number, because 452145547 - 2¹⁵ = 452112779 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452145541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24229 + ... + 38617.

It is an arithmetic number, because the mean of its divisors is an integer number (43716820).

Almost surely, 2^452145547 is an apocalyptic number.

452145547 is a deficient number, since it is larger than the sum of its proper divisors (72456293).

452145547 is an equidigital number, since it uses as much as digits as its factorization.

452145547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14530 (or 14463 counting only the distinct ones).

The product of its digits is 112000, while the sum is 37.

The square root of 452145547 is about 21263.7143274641. The cubic root of 452145547 is about 767.5253929571.

The spelling of 452145547 in words is "four hundred fifty-two million, one hundred forty-five thousand, five hundred forty-seven".