1240223027 has 2 divisors, whose sum is σ = 1240223028. Its totient is φ = 1240223026.

The previous prime is 1240223003. The next prime is 1240223057. The reversal of 1240223027 is 7203220421.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1240223027 - 2⁸ = 1240222771 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1240222993 and 1240223011.

It is not a weakly prime, because it can be changed into another prime (1240223057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620111513 + 620111514.

It is an arithmetic number, because the mean of its divisors is an integer number (620111514).

Almost surely, 2^1240223027 is an apocalyptic number.

1240223027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1240223027 is an equidigital number, since it uses as much as digits as its factorization.

1240223027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 1240223027 is about 35216.8003515368. The cubic root of 1240223027 is about 1074.4014773895.

Adding to 1240223027 its reverse (7203220421), we get a palindrome (8443443448).

The spelling of 1240223027 in words is "one billion, two hundred forty million, two hundred twenty-three thousand, twenty-seven".