1956403041 has 16 divisors (see below), whose sum is σ = 2654413440. Its totient is φ = 1281381120.

The previous prime is 1956403037. The next prime is 1956403049. The reversal of 1956403041 is 1403046591.

It is not a de Polignac number, because 1956403041 - 2² = 1956403037 is a prime.

It is a super-4 number, since 4×1956403041⁴ (a number of 38 digits) contains 4444 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1956402993 and 1956403011.

It is not an unprimeable number, because it can be changed into a prime (1956403049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162361 + ... + 173993.

It is an arithmetic number, because the mean of its divisors is an integer number (165900840).

Almost surely, 2^1956403041 is an apocalyptic number.

It is an amenable number.

1956403041 is a deficient number, since it is larger than the sum of its proper divisors (698010399).

1956403041 is a wasteful number, since it uses less digits than its factorization.

1956403041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12616.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1956403041 is about 44231.2450763032. The cubic root of 1956403041 is about 1250.6989245441.

The spelling of 1956403041 in words is "one billion, nine hundred fifty-six million, four hundred three thousand, forty-one".