72095503 has 2 divisors, whose sum is σ = 72095504. Its totient is φ = 72095502.

The previous prime is 72095461. The next prime is 72095579. The reversal of 72095503 is 30559027.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (30559027) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72095503 - 2²¹ = 69998351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72098503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36047751 + 36047752.

It is an arithmetic number, because the mean of its divisors is an integer number (36047752).

Almost surely, 2^72095503 is an apocalyptic number.

72095503 is a deficient number, since it is larger than the sum of its proper divisors (1).

72095503 is an equidigital number, since it uses as much as digits as its factorization.

72095503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 72095503 is about 8490.9070775742. The cubic root of 72095503 is about 416.2006224588.

The spelling of 72095503 in words is "seventy-two million, ninety-five thousand, five hundred three".