1623968270203 has 2 divisors, whose sum is σ = 1623968270204. Its totient is φ = 1623968270202.

The previous prime is 1623968270179. The next prime is 1623968270207. The reversal of 1623968270203 is 3020728693261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1623968270203 - 2²⁵ = 1623934715771 is a prime.

It is a super-2 number, since 2×1623968270203² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1623968270207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811984135101 + 811984135102.

It is an arithmetic number, because the mean of its divisors is an integer number (811984135102).

Almost surely, 2^{1623968270203} is an apocalyptic number.

1623968270203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1623968270203 is an equidigital number, since it uses as much as digits as its factorization.

1623968270203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 1623968270203 in words is "one trillion, six hundred twenty-three billion, nine hundred sixty-eight million, two hundred seventy thousand, two hundred three".