75342523 has 2 divisors, whose sum is σ = 75342524. Its totient is φ = 75342522.

The previous prime is 75342481. The next prime is 75342529. The reversal of 75342523 is 32524357.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75342523 - 2²¹ = 73245371 is a prime.

It is not a weakly prime, because it can be changed into another prime (75342529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37671261 + 37671262.

It is an arithmetic number, because the mean of its divisors is an integer number (37671262).

Almost surely, 2^75342523 is an apocalyptic number.

75342523 is a deficient number, since it is larger than the sum of its proper divisors (1).

75342523 is an equidigital number, since it uses as much as digits as its factorization.

75342523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 31.

The square root of 75342523 is about 8680.0070852506. The cubic root of 75342523 is about 422.3573468891.

The spelling of 75342523 in words is "seventy-five million, three hundred forty-two thousand, five hundred twenty-three".