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120453 = 340151
BaseRepresentation
bin11101011010000101
320010020020
4131122011
512323303
62325353
71011114
oct353205
9203206
10120453
1182553
1259859
1342a98
1431c7b
1525a53
hex1d685

120453 has 4 divisors (see below), whose sum is σ = 160608. Its totient is φ = 80300.

The previous prime is 120431. The next prime is 120473. The reversal of 120453 is 354021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120453 - 210 = 119429 is a prime.

It is a D-number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 120453.

It is not an unprimeable number, because it can be changed into a prime (120413) 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, 20073 + ... + 20078.

It is an arithmetic number, because the mean of its divisors is an integer number (40152).

2120453 is an apocalyptic number.

It is an amenable number.

120453 is a deficient number, since it is larger than the sum of its proper divisors (40155).

120453 is an equidigital number, since it uses as much as digits as its factorization.

120453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40154.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 120453 is about 347.0633947854. The cubic root of 120453 is about 49.3862298871.

Adding to 120453 its reverse (354021), we get a palindrome (474474).

The spelling of 120453 in words is "one hundred twenty thousand, four hundred fifty-three".

Divisors: 1 3 40151 120453