1255441445 has 8 divisors (see below), whose sum is σ = 1510465536. Its totient is φ = 1001729296.

The previous prime is 1255441423. The next prime is 1255441463. The reversal of 1255441445 is 5441445521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1255441445 - 2¹⁶ = 1255375909 is a prime.

It is a super-2 number, since 2×1255441445² = 3152266443647376050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325877 + ... + 329706.

It is an arithmetic number, because the mean of its divisors is an integer number (188808192).

Almost surely, 2^1255441445 is an apocalyptic number.

It is an amenable number.

1255441445 is a deficient number, since it is larger than the sum of its proper divisors (255024091).

1255441445 is an equidigital number, since it uses as much as digits as its factorization.

1255441445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655971.

The product of its digits is 64000, while the sum is 35.

The square root of 1255441445 is about 35432.2091464814. The cubic root of 1255441445 is about 1078.7781807313.

Adding to 1255441445 its reverse (5441445521), we get a palindrome (6696886966).

The spelling of 1255441445 in words is "one billion, two hundred fifty-five million, four hundred forty-one thousand, four hundred forty-five".