1051957 has 2 divisors, whose sum is σ = 1051958. Its totient is φ = 1051956.

The previous prime is 1051949. The next prime is 1051961. The reversal of 1051957 is 7591501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 857476 + 194481 = 926^2 + 441^2 .

It is an emirp because it is prime and its reverse (7591501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1051957 - 2³ = 1051949 is a prime.

It is a super-2 number, since 2×1051957² = 2213227059698, which contains 22 as substring.

It is an Ulam number.

1051957 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525978 + 525979.

It is an arithmetic number, because the mean of its divisors is an integer number (525979).

2^1051957 is an apocalyptic number.

It is an amenable number.

1051957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051957 is an equidigital number, since it uses as much as digits as its factorization.

1051957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1575, while the sum is 28.

The square root of 1051957 is about 1025.6495502851. The cubic root of 1051957 is about 101.7027421319.

The spelling of 1051957 in words is "one million, fifty-one thousand, nine hundred fifty-seven".