143352493 has 2 divisors, whose sum is σ = 143352494. Its totient is φ = 143352492.

The previous prime is 143352427. The next prime is 143352499. The reversal of 143352493 is 394253341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73496329 + 69856164 = 8573^2 + 8358^2 .

It is a cyclic number.

It is not a de Polignac number, because 143352493 - 2²¹ = 141255341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143352499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71676246 + 71676247.

It is an arithmetic number, because the mean of its divisors is an integer number (71676247).

Almost surely, 2^143352493 is an apocalyptic number.

It is an amenable number.

143352493 is a deficient number, since it is larger than the sum of its proper divisors (1).

143352493 is an equidigital number, since it uses as much as digits as its factorization.

143352493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 34.

The square root of 143352493 is about 11972.9901444877. The cubic root of 143352493 is about 523.3614740932.

The spelling of 143352493 in words is "one hundred forty-three million, three hundred fifty-two thousand, four hundred ninety-three".