1453045155 has 8 divisors (see below), whose sum is σ = 2324872272. Its totient is φ = 774957408.

The previous prime is 1453045151. The next prime is 1453045163. The reversal of 1453045155 is 5515403541.

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

It is not a de Polignac number, because 1453045155 - 2² = 1453045151 is a prime.

It is a super-2 number, since 2×1453045155² = 4222680444937948050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1453045151) 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, 48434824 + ... + 48434853.

It is an arithmetic number, because the mean of its divisors is an integer number (290609034).

Almost surely, 2^1453045155 is an apocalyptic number.

1453045155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1453045155 is a deficient number, since it is larger than the sum of its proper divisors (871827117).

1453045155 is an equidigital number, since it uses as much as digits as its factorization.

1453045155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96869685.

The product of its (nonzero) digits is 30000, while the sum is 33.

The square root of 1453045155 is about 38118.8294022783. The cubic root of 1453045155 is about 1132.6429781131.

Adding to 1453045155 its reverse (5515403541), we get a palindrome (6968448696).

It can be divided in two parts, 14530 and 45155, that added together give a triangular number (59685 = T₃₄₅).

The spelling of 1453045155 in words is "one billion, four hundred fifty-three million, forty-five thousand, one hundred fifty-five".