1051223603 has 2 divisors, whose sum is σ = 1051223604. Its totient is φ = 1051223602.

The previous prime is 1051223531. The next prime is 1051223627. The reversal of 1051223603 is 3063221501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1051223603 - 2⁸ = 1051223347 is a prime.

It is a super-2 number, since 2×1051223603² = 2210142127008603218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1051223633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525611801 + 525611802.

It is an arithmetic number, because the mean of its divisors is an integer number (525611802).

Almost surely, 2^1051223603 is an apocalyptic number.

1051223603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051223603 is an equidigital number, since it uses as much as digits as its factorization.

1051223603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1051223603 is about 32422.5785988715. The cubic root of 1051223603 is about 1016.7910180364.

The spelling of 1051223603 in words is "one billion, fifty-one million, two hundred twenty-three thousand, six hundred three".