213453063 has 20 divisors (see below), whose sum is σ = 319286088. Its totient is φ = 142112880.

The previous prime is 213453047. The next prime is 213453113. The reversal of 213453063 is 360354312.

It is a happy number.

It is not a de Polignac number, because 213453063 - 2⁴ = 213453047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213453013) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 87328 + ... + 89738.

Almost surely, 2^213453063 is an apocalyptic number.

213453063 is a deficient number, since it is larger than the sum of its proper divisors (105833025).

213453063 is a wasteful number, since it uses less digits than its factorization.

213453063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3516 (or 3507 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 213453063 is about 14610.0329568417. The cubic root of 213453063 is about 597.6323946972.

The spelling of 213453063 in words is "two hundred thirteen million, four hundred fifty-three thousand, sixty-three".