1051242223 has 2 divisors, whose sum is σ = 1051242224. Its totient is φ = 1051242222.

The previous prime is 1051242211. The next prime is 1051242229. The reversal of 1051242223 is 3222421501.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1051242223 - 2¹³ = 1051234031 is a prime.

It is a super-2 number, since 2×1051242223² = 2210220422835963458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1051242194 and 1051242203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051242229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525621111 + 525621112.

It is an arithmetic number, because the mean of its divisors is an integer number (525621112).

Almost surely, 2^1051242223 is an apocalyptic number.

1051242223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051242223 is an equidigital number, since it uses as much as digits as its factorization.

1051242223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1051242223 is about 32422.8657431758. The cubic root of 1051242223 is about 1016.7970213696.

Adding to 1051242223 its reverse (3222421501), we get a palindrome (4273663724).

The spelling of 1051242223 in words is "one billion, fifty-one million, two hundred forty-two thousand, two hundred twenty-three".