1401700145 has 8 divisors (see below), whose sum is σ = 1685259456. Its totient is φ = 1119213936.

The previous prime is 1401700141. The next prime is 1401700147. The reversal of 1401700145 is 5410071041.

It is a happy number.

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 1401700145 - 2² = 1401700141 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1401700145.

It is not an unprimeable number, because it can be changed into a prime (1401700141) 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, 265397 + ... + 270626.

It is an arithmetic number, because the mean of its divisors is an integer number (210657432).

Almost surely, 2^1401700145 is an apocalyptic number.

It is an amenable number.

1401700145 is a deficient number, since it is larger than the sum of its proper divisors (283559311).

1401700145 is an equidigital number, since it uses as much as digits as its factorization.

1401700145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536551.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 1401700145 is about 37439.2861176599. The cubic root of 1401700145 is about 1119.1416001849.

Adding to 1401700145 its reverse (5410071041), we get a palindrome (6811771186).

The spelling of 1401700145 in words is "one billion, four hundred one million, seven hundred thousand, one hundred forty-five".