1432897957 has 2 divisors, whose sum is σ = 1432897958. Its totient is φ = 1432897956.

The previous prime is 1432897951. The next prime is 1432897967. The reversal of 1432897957 is 7597982341.

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., 1401828481 + 31069476 = 37441^2 + 5574^2 .

It is an emirp because it is prime and its reverse (7597982341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1432897957 - 2¹⁹ = 1432373669 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1432897898 and 1432897907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1432897951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 716448978 + 716448979.

It is an arithmetic number, because the mean of its divisors is an integer number (716448979).

Almost surely, 2^1432897957 is an apocalyptic number.

It is an amenable number.

1432897957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1432897957 is an equidigital number, since it uses as much as digits as its factorization.

1432897957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3810240, while the sum is 55.

The square root of 1432897957 is about 37853.6386229911. The cubic root of 1432897957 is about 1127.3837080466.

The spelling of 1432897957 in words is "one billion, four hundred thirty-two million, eight hundred ninety-seven thousand, nine hundred fifty-seven".