1427001607 has 16 divisors (see below), whose sum is σ = 1554545952. Its totient is φ = 1304432640.

The previous prime is 1427001599. The next prime is 1427001617. The reversal of 1427001607 is 7061007241.

It is a cyclic number.

It is not a de Polignac number, because 1427001607 - 2³ = 1427001599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427001617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421632 + ... + 425002.

It is an arithmetic number, because the mean of its divisors is an integer number (97159122).

Almost surely, 2^1427001607 is an apocalyptic number.

1427001607 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1427001607 is a deficient number, since it is larger than the sum of its proper divisors (127544345).

1427001607 is a wasteful number, since it uses less digits than its factorization.

1427001607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4098.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 1427001607 is about 37775.6748053559. The cubic root of 1427001607 is about 1125.8351939923.

Adding to 1427001607 its reverse (7061007241), we get a palindrome (8488008848).

The spelling of 1427001607 in words is "one billion, four hundred twenty-seven million, one thousand, six hundred seven".