1150621427 has 2 divisors, whose sum is σ = 1150621428. Its totient is φ = 1150621426.

The previous prime is 1150621411. The next prime is 1150621441. The reversal of 1150621427 is 7241260511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1150621427 - 2⁴ = 1150621411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1150621427.

It is not a weakly prime, because it can be changed into another prime (1150621457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575310713 + 575310714.

It is an arithmetic number, because the mean of its divisors is an integer number (575310714).

Almost surely, 2^1150621427 is an apocalyptic number.

1150621427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150621427 is an equidigital number, since it uses as much as digits as its factorization.

1150621427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1150621427 is about 33920.8111194293. The cubic root of 1150621427 is about 1047.8782329801.

Adding to 1150621427 its reverse (7241260511), we get a palindrome (8391881938).

The spelling of 1150621427 in words is "one billion, one hundred fifty million, six hundred twenty-one thousand, four hundred twenty-seven".