1211023063 has 2 divisors, whose sum is σ = 1211023064. Its totient is φ = 1211023062.

The previous prime is 1211023049. The next prime is 1211023087. The reversal of 1211023063 is 3603201121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1211023063 - 2²⁵ = 1177468631 is a prime.

It is a super-3 number, since 3×1211023063³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1211023063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1211023013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605511531 + 605511532.

It is an arithmetic number, because the mean of its divisors is an integer number (605511532).

Almost surely, 2^1211023063 is an apocalyptic number.

1211023063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1211023063 is an equidigital number, since it uses as much as digits as its factorization.

1211023063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1211023063 is about 34799.7566514480. The cubic root of 1211023063 is about 1065.9024767430.

Adding to 1211023063 its reverse (3603201121), we get a palindrome (4814224184).

The spelling of 1211023063 in words is "one billion, two hundred eleven million, twenty-three thousand, sixty-three".