151121011 has 2 divisors, whose sum is σ = 151121012. Its totient is φ = 151121010.

The previous prime is 151120997. The next prime is 151121081. The reversal of 151121011 is 110121151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151121011 - 2⁹ = 151120499 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 151120982 and 151121000.

It is not a weakly prime, because it can be changed into another prime (151121081) 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, 75560505 + 75560506.

It is an arithmetic number, because the mean of its divisors is an integer number (75560506).

Almost surely, 2^151121011 is an apocalyptic number.

151121011 is a deficient number, since it is larger than the sum of its proper divisors (1).

151121011 is an equidigital number, since it uses as much as digits as its factorization.

151121011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10, while the sum is 13.

The square root of 151121011 is about 12293.1286091052. The cubic root of 151121011 is about 532.6496141860.

Adding to 151121011 its reverse (110121151), we get a palindrome (261242162).

It can be divided in two parts, 1511 and 21011, that added together give a palindrome (22522).

The spelling of 151121011 in words is "one hundred fifty-one million, one hundred twenty-one thousand, eleven".