1151632061 has 2 divisors, whose sum is σ = 1151632062. Its totient is φ = 1151632060.

The previous prime is 1151632049. The next prime is 1151632087. The reversal of 1151632061 is 1602361511.

It is an a-pointer prime, because the next prime (1151632087) can be obtained adding 1151632061 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 624700036 + 526932025 = 24994^2 + 22955^2 .

It is a cyclic number.

It is not a de Polignac number, because 1151632061 - 2¹⁴ = 1151615677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1151632061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151632861) 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, 575816030 + 575816031.

It is an arithmetic number, because the mean of its divisors is an integer number (575816031).

Almost surely, 2^1151632061 is an apocalyptic number.

It is an amenable number.

1151632061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151632061 is an equidigital number, since it uses as much as digits as its factorization.

1151632061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1151632061 is about 33935.7048107152. The cubic root of 1151632061 is about 1048.1849401319.

Adding to 1151632061 its reverse (1602361511), we get a palindrome (2753993572).

The spelling of 1151632061 in words is "one billion, one hundred fifty-one million, six hundred thirty-two thousand, sixty-one".