212135495 has 16 divisors (see below), whose sum is σ = 299067552. Its totient is φ = 142412160.

The previous prime is 212135489. The next prime is 212135501. The reversal of 212135495 is 594531212.

It is an interprime number because it is at equal distance from previous prime (212135489) and next prime (212135501).

It is not a de Polignac number, because 212135495 - 2¹² = 212131399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147632 + ... + 149061.

It is an arithmetic number, because the mean of its divisors is an integer number (18691722).

Almost surely, 2^212135495 is an apocalyptic number.

212135495 is a deficient number, since it is larger than the sum of its proper divisors (86932057).

212135495 is a wasteful number, since it uses less digits than its factorization.

212135495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296722.

The product of its digits is 10800, while the sum is 32.

The square root of 212135495 is about 14564.8719527499. The cubic root of 212135495 is about 596.4002002251.

The spelling of 212135495 in words is "two hundred twelve million, one hundred thirty-five thousand, four hundred ninety-five".