1453441155 has 8 divisors (see below), whose sum is σ = 2325505872. Its totient is φ = 775168608.

The previous prime is 1453441153. The next prime is 1453441177. The reversal of 1453441155 is 5511443541.

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

It is not a de Polignac number, because 1453441155 - 2¹ = 1453441153 is a prime.

It is a super-2 number, since 2×1453441155² = 4224982382095468050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1453441153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48448024 + ... + 48448053.

It is an arithmetic number, because the mean of its divisors is an integer number (290688234).

Almost surely, 2^1453441155 is an apocalyptic number.

1453441155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1453441155 is a deficient number, since it is larger than the sum of its proper divisors (872064717).

1453441155 is an equidigital number, since it uses as much as digits as its factorization.

1453441155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96896085.

The product of its digits is 24000, while the sum is 33.

The square root of 1453441155 is about 38124.0233317524. The cubic root of 1453441155 is about 1132.7458622477.

Adding to 1453441155 its reverse (5511443541), we get a palindrome (6964884696).

The spelling of 1453441155 in words is "one billion, four hundred fifty-three million, four hundred forty-one thousand, one hundred fifty-five".