Search a number
-
+
1402957 is a prime number
BaseRepresentation
bin101010110100001001101
32122021111101
411112201031
5324343312
650023101
714632153
oct5264115
92567441
101402957
11879076
12577a91
133a176a
142873d3
151caa57
hex15684d

1402957 has 2 divisors, whose sum is σ = 1402958. Its totient is φ = 1402956.

The previous prime is 1402943. The next prime is 1403009. The reversal of 1402957 is 7592041.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 715716 + 687241 = 846^2 + 829^2 .

It is a cyclic number.

It is not a de Polignac number, because 1402957 - 27 = 1402829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1402937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701478 + 701479.

It is an arithmetic number, because the mean of its divisors is an integer number (701479).

21402957 is an apocalyptic number.

It is an amenable number.

1402957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402957 is an equidigital number, since it uses as much as digits as its factorization.

1402957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 1402957 is about 1184.4648580688. The cubic root of 1402957 is about 111.9475998502.

Adding to 1402957 its reverse (7592041), we get a palindrome (8994998).

The spelling of 1402957 in words is "one million, four hundred two thousand, nine hundred fifty-seven".