1355450023 has 2 divisors, whose sum is σ = 1355450024. Its totient is φ = 1355450022.

The previous prime is 1355450003. The next prime is 1355450051. The reversal of 1355450023 is 3200545531.

It is an a-pointer prime, because the next prime (1355450051) can be obtained adding 1355450023 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1355450023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1355449973 and 1355450000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1355450003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677725011 + 677725012.

It is an arithmetic number, because the mean of its divisors is an integer number (677725012).

Almost surely, 2^1355450023 is an apocalyptic number.

1355450023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355450023 is an equidigital number, since it uses as much as digits as its factorization.

1355450023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 1355450023 is about 36816.4368590987. The cubic root of 1355450023 is about 1106.6947161182.

Adding to 1355450023 its reverse (3200545531), we get a palindrome (4555995554).

The spelling of 1355450023 in words is "one billion, three hundred fifty-five million, four hundred fifty thousand, twenty-three".