1455045451 has 4 divisors (see below), whose sum is σ = 1458033712. Its totient is φ = 1452057192.

The previous prime is 1455045439. The next prime is 1455045503. The reversal of 1455045451 is 1545405541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1455045451 - 2⁷ = 1455045323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1455045401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1493400 + ... + 1494373.

It is an arithmetic number, because the mean of its divisors is an integer number (364508428).

Almost surely, 2^1455045451 is an apocalyptic number.

1455045451 is a deficient number, since it is larger than the sum of its proper divisors (2988261).

1455045451 is an equidigital number, since it uses as much as digits as its factorization.

1455045451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2988260.

The product of its (nonzero) digits is 40000, while the sum is 34.

The square root of 1455045451 is about 38145.0580154232. The cubic root of 1455045451 is about 1133.1624807520.

The spelling of 1455045451 in words is "one billion, four hundred fifty-five million, forty-five thousand, four hundred fifty-one".