1454428263 has 4 divisors (see below), whose sum is σ = 1939237688. Its totient is φ = 969618840.

The previous prime is 1454428249. The next prime is 1454428277. The reversal of 1454428263 is 3628244541.

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

It is an interprime number because it is at equal distance from previous prime (1454428249) and next prime (1454428277).

It is not a de Polignac number, because 1454428263 - 2⁴ = 1454428247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1454428223) 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, 242404708 + ... + 242404713.

It is an arithmetic number, because the mean of its divisors is an integer number (484809422).

Almost surely, 2^1454428263 is an apocalyptic number.

1454428263 is a deficient number, since it is larger than the sum of its proper divisors (484809425).

1454428263 is an equidigital number, since it uses as much as digits as its factorization.

1454428263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484809424.

The product of its digits is 184320, while the sum is 39.

The square root of 1454428263 is about 38136.9671447534. The cubic root of 1454428263 is about 1133.0022398943.

The spelling of 1454428263 in words is "one billion, four hundred fifty-four million, four hundred twenty-eight thousand, two hundred sixty-three".