1401497 has 8 divisors (see below), whose sum is σ = 1562400. Its totient is φ = 1249344.

The previous prime is 1401487. The next prime is 1401511. The reversal of 1401497 is 7941041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1401497 - 2⁴ = 1401481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1401437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1847 + ... + 2492.

It is an arithmetic number, because the mean of its divisors is an integer number (195300).

2^1401497 is an apocalyptic number.

1401497 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1401497 is a deficient number, since it is larger than the sum of its proper divisors (160903).

1401497 is a wasteful number, since it uses less digits than its factorization.

1401497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4375.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 1401497 is about 1183.8483855629. The cubic root of 1401497 is about 111.9087532748.

The spelling of 1401497 in words is "one million, four hundred one thousand, four hundred ninety-seven".