1601463225 has 12 divisors (see below), whose sum is σ = 2647752656. Its totient is φ = 854113680.

The previous prime is 1601463221. The next prime is 1601463229. The reversal of 1601463225 is 5223641061.

It is an interprime number because it is at equal distance from previous prime (1601463221) and next prime (1601463229).

It is not a de Polignac number, because 1601463225 - 2² = 1601463221 is a prime.

It is a super-2 number, since 2×1601463225² = 5129368922054801250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1601463192 and 1601463201.

It is not an unprimeable number, because it can be changed into a prime (1601463221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10676347 + ... + 10676496.

Almost surely, 2^1601463225 is an apocalyptic number.

1601463225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1601463225 is a deficient number, since it is larger than the sum of its proper divisors (1046289431).

1601463225 is a wasteful number, since it uses less digits than its factorization.

1601463225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21352856 (or 21352851 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1601463225 is about 40018.2861327169. The cubic root of 1601463225 is about 1169.9635279740.

The spelling of 1601463225 in words is "one billion, six hundred one million, four hundred sixty-three thousand, two hundred twenty-five".