1455240055 has 8 divisors (see below), whose sum is σ = 1747638144. Its totient is φ = 1163292000.

The previous prime is 1455240047. The next prime is 1455240071. The reversal of 1455240055 is 5500425541.

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

It is not a de Polignac number, because 1455240055 - 2³ = 1455240047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1455239999 and 1455240026.

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, 105351 + ... + 118360.

It is an arithmetic number, because the mean of its divisors is an integer number (218454768).

Almost surely, 2^1455240055 is an apocalyptic number.

1455240055 is a deficient number, since it is larger than the sum of its proper divisors (292398089).

1455240055 is a wasteful number, since it uses less digits than its factorization.

1455240055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225017.

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 1455240055 is about 38147.6087717173. The cubic root of 1455240055 is about 1133.2129964984.

Adding to 1455240055 its reverse (5500425541), we get a palindrome (6955665596).

The spelling of 1455240055 in words is "one billion, four hundred fifty-five million, two hundred forty thousand, fifty-five".