1270425 has 24 divisors (see below), whose sum is σ = 2263744. Its totient is φ = 624960.
The previous prime is 1270421. The next prime is 1270429. The reversal of 1270425 is 5240721.
It is an interprime number because it is at equal distance from previous prime (1270421) and next prime (1270429).
It is not a de Polignac number, because 1270425 - 22 = 1270421 is a prime.
It is a super-2 number, since 2×12704252 = 3227959361250, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1270421) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 324 + ... + 1626.
21270425 is an apocalyptic number.
1270425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1270425 is a deficient number, since it is larger than the sum of its proper divisors (993319).
1270425 is a wasteful number, since it uses less digits than its factorization.
1270425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1329 (or 1324 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 21.
The square root of 1270425 is about 1127.1313144439. The cubic root of 1270425 is about 108.3052918876.
The spelling of 1270425 in words is "one million, two hundred seventy thousand, four hundred twenty-five".
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