1401456137 has 8 divisors (see below), whose sum is σ = 1438926720. Its totient is φ = 1364142240.

The previous prime is 1401456113. The next prime is 1401456139. The reversal of 1401456137 is 7316541041.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1401456137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1401456139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20933 + ... + 56930.

It is an arithmetic number, because the mean of its divisors is an integer number (179865840).

Almost surely, 2^1401456137 is an apocalyptic number.

It is an amenable number.

1401456137 is a deficient number, since it is larger than the sum of its proper divisors (37470583).

1401456137 is an equidigital number, since it uses as much as digits as its factorization.

1401456137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78343.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1401456137 is about 37436.0272598469. The cubic root of 1401456137 is about 1119.0766563493.

Adding to 1401456137 its reverse (7316541041), we get a palindrome (8717997178).

The spelling of 1401456137 in words is "one billion, four hundred one million, four hundred fifty-six thousand, one hundred thirty-seven".