145451635 has 8 divisors (see below), whose sum is σ = 199476576. Its totient is φ = 99738240.

The previous prime is 145451599. The next prime is 145451639. The reversal of 145451635 is 536154541.

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

It is not a de Polignac number, because 145451635 - 2⁹ = 145451123 is a prime.

It is a Duffinian number.

It is a zygodrome in base 6.

It is a self number, because there is not a number n which added to its sum of digits gives 145451635.

It is not an unprimeable number, because it can be changed into a prime (145451639) 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, 2077846 + ... + 2077915.

It is an arithmetic number, because the mean of its divisors is an integer number (24934572).

Almost surely, 2^145451635 is an apocalyptic number.

145451635 is a deficient number, since it is larger than the sum of its proper divisors (54024941).

145451635 is an equidigital number, since it uses as much as digits as its factorization.

145451635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4155773.

The product of its digits is 36000, while the sum is 34.

The square root of 145451635 is about 12060.3331214357. Note that the first 3 decimals coincide. The cubic root of 145451635 is about 525.9036711511.

The spelling of 145451635 in words is "one hundred forty-five million, four hundred fifty-one thousand, six hundred thirty-five".