1201011151 has 2 divisors, whose sum is σ = 1201011152. Its totient is φ = 1201011150.

The previous prime is 1201011143. The next prime is 1201011179. The reversal of 1201011151 is 1511101021.

It is a weak prime.

It is an emirp because it is prime and its reverse (1511101021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1201011151 - 2³ = 1201011143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201011131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600505575 + 600505576.

It is an arithmetic number, because the mean of its divisors is an integer number (600505576).

Almost surely, 2^1201011151 is an apocalyptic number.

1201011151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201011151 is an equidigital number, since it uses as much as digits as its factorization.

1201011151 is an evil number, because the sum of its binary digits is even.

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

The square root of 1201011151 is about 34655.6077857538. The cubic root of 1201011151 is about 1062.9569599085.

Adding to 1201011151 its reverse (1511101021), we get a palindrome (2712112172).

The spelling of 1201011151 in words is "one billion, two hundred one million, eleven thousand, one hundred fifty-one".