1151541203 has 2 divisors, whose sum is σ = 1151541204. Its totient is φ = 1151541202.

The previous prime is 1151541199. The next prime is 1151541217. The reversal of 1151541203 is 3021451511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1151541203 - 2² = 1151541199 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151541233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575770601 + 575770602.

It is an arithmetic number, because the mean of its divisors is an integer number (575770602).

Almost surely, 2^1151541203 is an apocalyptic number.

1151541203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151541203 is an equidigital number, since it uses as much as digits as its factorization.

1151541203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1151541203 is about 33934.3661057636. The cubic root of 1151541203 is about 1048.1573738935.

Adding to 1151541203 its reverse (3021451511), we get a palindrome (4172992714).

The spelling of 1151541203 in words is "one billion, one hundred fifty-one million, five hundred forty-one thousand, two hundred three".