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1353704123 = 23219313259
BaseRepresentation
bin101000010101111…
…1110001010111011
310111100020021221202
41100223332022323
510233022012443
6342154324415
745355203152
oct12053761273
93440207852
101353704123
11635148a42
1231942970b
131875bc375
14cbb00599
157dc9c7b8
hex50afe2bb

1353704123 has 12 divisors (see below), whose sum is σ = 1422559320. Its totient is φ = 1288041216.

The previous prime is 1353704119. The next prime is 1353704197. The reversal of 1353704123 is 3214073531.

It is not a de Polignac number, because 1353704123 - 22 = 1353704119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1353704623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95468 + ... + 108726.

It is an arithmetic number, because the mean of its divisors is an integer number (118546610).

Almost surely, 21353704123 is an apocalyptic number.

1353704123 is a deficient number, since it is larger than the sum of its proper divisors (68855197).

1353704123 is a wasteful number, since it uses less digits than its factorization.

1353704123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13498 (or 13475 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 1353704123 is about 36792.7183420850. The cubic root of 1353704123 is about 1106.2193491545.

Adding to 1353704123 its reverse (3214073531), we get a palindrome (4567777654).

The spelling of 1353704123 in words is "one billion, three hundred fifty-three million, seven hundred four thousand, one hundred twenty-three".

Divisors: 1 23 193 529 4439 13259 102097 304957 2558987 7014011 58856701 1353704123