149707 has 6 divisors (see below), whose sum is σ = 157052. Its totient is φ = 142692.
The previous prime is 149689. The next prime is 149711. The reversal of 149707 is 707941.
It is not a de Polignac number, because 149707 - 27 = 149579 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (149717) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 388 + ... + 670.
2149707 is an apocalyptic number.
149707 is a deficient number, since it is larger than the sum of its proper divisors (7345).
149707 is an equidigital number, since it uses as much as digits as its factorization.
149707 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 329 (or 306 counting only the distinct ones).
The product of its (nonzero) digits is 1764, while the sum is 28.
The square root of 149707 is about 386.9198883490. The cubic root of 149707 is about 53.0983104691.
The spelling of 149707 in words is "one hundred forty-nine thousand, seven hundred seven".
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