1255462505 has 8 divisors (see below), whose sum is σ = 1643514624. Its totient is φ = 913063600.

The previous prime is 1255462477. The next prime is 1255462531. The reversal of 1255462505 is 5052645521.

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

It is not a de Polignac number, because 1255462505 - 2¹⁰ = 1255461481 is a prime.

It is a super-2 number, since 2×1255462505² = 3152372202921750050, which contains 22 as substring.

It is a Duffinian 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, 11413241 + ... + 11413350.

It is an arithmetic number, because the mean of its divisors is an integer number (205439328).

Almost surely, 2^1255462505 is an apocalyptic number.

It is an amenable number.

1255462505 is a deficient number, since it is larger than the sum of its proper divisors (388052119).

1255462505 is a wasteful number, since it uses less digits than its factorization.

1255462505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22826607.

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 1255462505 is about 35432.5063324626. The cubic root of 1255462505 is about 1078.7842128569.

The spelling of 1255462505 in words is "one billion, two hundred fifty-five million, four hundred sixty-two thousand, five hundred five".