152442403 has 2 divisors, whose sum is σ = 152442404. Its totient is φ = 152442402.

The previous prime is 152442391. The next prime is 152442421. The reversal of 152442403 is 304244251.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 152442403 - 2¹⁷ = 152311331 is a prime.

It is not a weakly prime, because it can be changed into another prime (152442463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76221201 + 76221202.

It is an arithmetic number, because the mean of its divisors is an integer number (76221202).

Almost surely, 2^152442403 is an apocalyptic number.

152442403 is a deficient number, since it is larger than the sum of its proper divisors (1).

152442403 is an equidigital number, since it uses as much as digits as its factorization.

152442403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 152442403 is about 12346.7567806287. The cubic root of 152442403 is about 534.1975952858.

Adding to 152442403 its reverse (304244251), we get a palindrome (456686654).

The spelling of 152442403 in words is "one hundred fifty-two million, four hundred forty-two thousand, four hundred three".