1264203941 has 16 divisors (see below), whose sum is σ = 1697394048. Its totient is φ = 909316800.

The previous prime is 1264203923. The next prime is 1264203949. The reversal of 1264203941 is 1493024621.

It is not a de Polignac number, because 1264203941 - 2¹⁰ = 1264202917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1264203898 and 1264203907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264203949) 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, 630470 + ... + 632471.

It is an arithmetic number, because the mean of its divisors is an integer number (106087128).

Almost surely, 2^1264203941 is an apocalyptic number.

1264203941 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1264203941 is a deficient number, since it is larger than the sum of its proper divisors (433190107).

1264203941 is a wasteful number, since it uses less digits than its factorization.

1264203941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262972.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 1264203941 is about 35555.6456979760. The cubic root of 1264203941 is about 1081.2821823159.

The spelling of 1264203941 in words is "one billion, two hundred sixty-four million, two hundred three thousand, nine hundred forty-one".