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16397039 is a prime number
BaseRepresentation
bin111110100011…
…001011101111
31010212001111202
4332203023233
513144201124
61343240115
7256241531
oct76431357
933761452
1016397039
11928a37a
1255a903b
1335214b9
14226b851
15168d5ae
hexfa32ef

16397039 has 2 divisors, whose sum is σ = 16397040. Its totient is φ = 16397038.

The previous prime is 16397033. The next prime is 16397053. The reversal of 16397039 is 93079361.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-16397039 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 16396993 and 16397011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16397033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8198519 + 8198520.

It is an arithmetic number, because the mean of its divisors is an integer number (8198520).

Almost surely, 216397039 is an apocalyptic number.

16397039 is a deficient number, since it is larger than the sum of its proper divisors (1).

16397039 is an equidigital number, since it uses as much as digits as its factorization.

16397039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 16397039 is about 4049.3257463435. The cubic root of 16397039 is about 254.0515271494.

The spelling of 16397039 in words is "sixteen million, three hundred ninety-seven thousand, thirty-nine".