1390101 has 8 divisors (see below), whose sum is σ = 1858944. Its totient is φ = 924000.

The previous prime is 1390087. The next prime is 1390111. The reversal of 1390101 is 1010931.

1390101 = 389² + 390² + ... + 397².

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

It is not a de Polignac number, because 1390101 - 2⁵ = 1390069 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1390111) 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, 1476 + ... + 2226.

It is an arithmetic number, because the mean of its divisors is an integer number (232368).

2^1390101 is an apocalyptic number.

It is an amenable number.

1390101 is a deficient number, since it is larger than the sum of its proper divisors (468843).

1390101 is an equidigital number, since it uses as much as digits as its factorization.

1390101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371.

The product of its (nonzero) digits is 27, while the sum is 15.

The square root of 1390101 is about 1179.0254450180. The cubic root of 1390101 is about 111.6046059943.

The spelling of 1390101 in words is "one million, three hundred ninety thousand, one hundred one".