1203432361 has 2 divisors, whose sum is σ = 1203432362. Its totient is φ = 1203432360.

The previous prime is 1203432341. The next prime is 1203432367. The reversal of 1203432361 is 1632343021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 642926736 + 560505625 = 25356^2 + 23675^2 .

It is an emirp because it is prime and its reverse (1632343021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1203432361 - 2⁷ = 1203432233 is a prime.

It is not a weakly prime, because it can be changed into another prime (1203432367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601716180 + 601716181.

It is an arithmetic number, because the mean of its divisors is an integer number (601716181).

Almost surely, 2^1203432361 is an apocalyptic number.

It is an amenable number.

1203432361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203432361 is an equidigital number, since it uses as much as digits as its factorization.

1203432361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 1203432361 is about 34690.5226394760. The cubic root of 1203432361 is about 1063.6707791172.

Adding to 1203432361 its reverse (1632343021), we get a palindrome (2835775382).

The spelling of 1203432361 in words is "one billion, two hundred three million, four hundred thirty-two thousand, three hundred sixty-one".