1953157 has 2 divisors, whose sum is σ = 1953158. Its totient is φ = 1953156.

The previous prime is 1953151. The next prime is 1953163. The reversal of 1953157 is 7513591.

It is a balanced prime because it is at equal distance from previous prime (1953151) and next prime (1953163).

It can be written as a sum of positive squares in only one way, i.e., 1846881 + 106276 = 1359^2 + 326^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1953157 is a prime.

It is a d-powerful number, because it can be written as 1 + 9 + 5 + 3² + 1 + 5⁹ + 7 .

It is a plaindrome in base 11.

It is a zygodrome in base 11.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1953151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 976578 + 976579.

It is an arithmetic number, because the mean of its divisors is an integer number (976579).

2^1953157 is an apocalyptic number.

It is an amenable number.

1953157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1953157 is an equidigital number, since it uses as much as digits as its factorization.

1953157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4725, while the sum is 31.

The square root of 1953157 is about 1397.5539345585. The cubic root of 1953157 is about 125.0006826629. Note that the first 3 decimals are identical.

The spelling of 1953157 in words is "one million, nine hundred fifty-three thousand, one hundred fifty-seven".