1401045 has 32 divisors (see below), whose sum is σ = 2433024. Its totient is φ = 686400.

The previous prime is 1401031. The next prime is 1401053. The reversal of 1401045 is 5401041.

1401045 is nontrivially palindromic in base 2.

It is not a de Polignac number, because 1401045 - 2¹¹ = 1398997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10630 + ... + 10760.

It is an arithmetic number, because the mean of its divisors is an integer number (76032).

2^1401045 is an apocalyptic number.

1401045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1401045 is a deficient number, since it is larger than the sum of its proper divisors (1031979).

1401045 is a wasteful number, since it uses less digits than its factorization.

1401045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1401045 is about 1183.6574673443. The cubic root of 1401045 is about 111.8967213319.

Adding to 1401045 its reverse (5401041), we get a palindrome (6802086).

The spelling of 1401045 in words is "one million, four hundred one thousand, forty-five".