1453270845 has 32 divisors (see below), whose sum is σ = 2506597632. Its totient is φ = 714742272.

The previous prime is 1453270837. The next prime is 1453270849. The reversal of 1453270845 is 5480723541.

It is not a de Polignac number, because 1453270845 - 2³ = 1453270837 is a prime.

It is a super-2 number, since 2×1453270845² = 4223992297854028050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453270849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229512 + ... + 235758.

It is an arithmetic number, because the mean of its divisors is an integer number (78331176).

Almost surely, 2^1453270845 is an apocalyptic number.

1453270845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1453270845 is a deficient number, since it is larger than the sum of its proper divisors (1053326787).

1453270845 is a wasteful number, since it uses less digits than its factorization.

1453270845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7461.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 1453270845 is about 38121.7896353254. The cubic root of 1453270845 is about 1132.7016165661.

The spelling of 1453270845 in words is "one billion, four hundred fifty-three million, two hundred seventy thousand, eight hundred forty-five".