2455321145 has 8 divisors (see below), whose sum is σ = 2953419840. Its totient is φ = 1959567280.

The previous prime is 2455321111. The next prime is 2455321157. The reversal of 2455321145 is 5411235542.

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

It is not a de Polignac number, because 2455321145 - 2¹⁶ = 2455255609 is a prime.

It is a super-2 number, since 2×2455321145² = 12057203850168222050, which contains 22 as substring.

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, 583901 + ... + 588090.

It is an arithmetic number, because the mean of its divisors is an integer number (369177480).

Almost surely, 2^2455321145 is an apocalyptic number.

It is an amenable number.

2455321145 is a deficient number, since it is larger than the sum of its proper divisors (498098695).

2455321145 is a wasteful number, since it uses less digits than its factorization.

2455321145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172415.

The product of its digits is 24000, while the sum is 32.

The square root of 2455321145 is about 49551.1972105619. The cubic root of 2455321145 is about 1349.0750216136.

Adding to 2455321145 its reverse (5411235542), we get a palindrome (7866556687).

The spelling of 2455321145 in words is "two billion, four hundred fifty-five million, three hundred twenty-one thousand, one hundred forty-five".