146253403 has 2 divisors, whose sum is σ = 146253404. Its totient is φ = 146253402.

The previous prime is 146253379. The next prime is 146253427. The reversal of 146253403 is 304352641.

It is a balanced prime because it is at equal distance from previous prime (146253379) and next prime (146253427).

It is an emirp because it is prime and its reverse (304352641) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146253403 is a prime.

It is not a weakly prime, because it can be changed into another prime (146253463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73126701 + 73126702.

It is an arithmetic number, because the mean of its divisors is an integer number (73126702).

Almost surely, 2^146253403 is an apocalyptic number.

146253403 is a deficient number, since it is larger than the sum of its proper divisors (1).

146253403 is an equidigital number, since it uses as much as digits as its factorization.

146253403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 146253403 is about 12093.5273183633. The cubic root of 146253403 is about 526.8682079073.

The spelling of 146253403 in words is "one hundred forty-six million, two hundred fifty-three thousand, four hundred three".