1255710203 has 4 divisors (see below), whose sum is σ = 1369865688. Its totient is φ = 1141554720.

The previous prime is 1255710173. The next prime is 1255710217. The reversal of 1255710203 is 3020175521.

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 1255710203 - 2¹⁸ = 1255448059 is a prime.

It is a super-2 number, since 2×1255710203² = 3153616227836602418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1255710263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57077726 + ... + 57077747.

It is an arithmetic number, because the mean of its divisors is an integer number (342466422).

Almost surely, 2^1255710203 is an apocalyptic number.

1255710203 is a deficient number, since it is larger than the sum of its proper divisors (114155485).

1255710203 is a wasteful number, since it uses less digits than its factorization.

1255710203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114155484.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 1255710203 is about 35436.0015097640. The cubic root of 1255710203 is about 1078.8551548721.

Adding to 1255710203 its reverse (3020175521), we get a palindrome (4275885724).

The spelling of 1255710203 in words is "one billion, two hundred fifty-five million, seven hundred ten thousand, two hundred three".