1355502023 has 4 divisors (see below), whose sum is σ = 1363074840. Its totient is φ = 1347929208.

The previous prime is 1355501999. The next prime is 1355502053. The reversal of 1355502023 is 3202055531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1355502023 - 2²⁰ = 1354453447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1355501983 and 1355502001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355502053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3786140 + ... + 3786497.

It is an arithmetic number, because the mean of its divisors is an integer number (340768710).

Almost surely, 2^1355502023 is an apocalyptic number.

1355502023 is a deficient number, since it is larger than the sum of its proper divisors (7572817).

1355502023 is an equidigital number, since it uses as much as digits as its factorization.

1355502023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7572816.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 1355502023 is about 36817.1430586351. The cubic root of 1355502023 is about 1106.7088682174.

Adding to 1355502023 its reverse (3202055531), we get a palindrome (4557557554).

The spelling of 1355502023 in words is "one billion, three hundred fifty-five million, five hundred two thousand, twenty-three".