213953067 has 12 divisors (see below), whose sum is σ = 309267504. Its totient is φ = 142531920.

The previous prime is 213953029. The next prime is 213953083. The reversal of 213953067 is 760359312.

It is a de Polignac number, because none of the positive numbers 2^k-213953067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213953087) 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, 5733 + ... + 21465.

It is an arithmetic number, because the mean of its divisors is an integer number (25772292).

Almost surely, 2^213953067 is an apocalyptic number.

213953067 is a deficient number, since it is larger than the sum of its proper divisors (95314437).

213953067 is a wasteful number, since it uses less digits than its factorization.

213953067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17250 (or 17247 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 213953067 is about 14627.1346134504. The cubic root of 213953067 is about 598.0986729567.

The spelling of 213953067 in words is "two hundred thirteen million, nine hundred fifty-three thousand, sixty-seven".