1401607 has 2 divisors, whose sum is σ = 1401608. Its totient is φ = 1401606.

The previous prime is 1401601. The next prime is 1401613. The reversal of 1401607 is 7061041.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1401601) and next prime (1401613).

It is a cyclic number.

It is not a de Polignac number, because 1401607 - 2¹⁵ = 1368839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1401601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700803 + 700804.

It is an arithmetic number, because the mean of its divisors is an integer number (700804).

2^1401607 is an apocalyptic number.

1401607 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401607 is an equidigital number, since it uses as much as digits as its factorization.

1401607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 1401607 is about 1183.8948433032. The cubic root of 1401607 is about 111.9116810110.

Adding to 1401607 its reverse (7061041), we get a palindrome (8462648).

The spelling of 1401607 in words is "one million, four hundred one thousand, six hundred seven".