1241985476 has 6 divisors (see below), whose sum is σ = 2173474590. Its totient is φ = 620992736.

The previous prime is 1241985461. The next prime is 1241985539. The reversal of 1241985476 is 6745891421.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 708837376 + 533148100 = 26624^2 + 23090^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1241985476.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155248181 + ... + 155248188.

It is an arithmetic number, because the mean of its divisors is an integer number (362245765).

Almost surely, 2^1241985476 is an apocalyptic number.

It is an amenable number.

1241985476 is a deficient number, since it is larger than the sum of its proper divisors (931489114).

1241985476 is a wasteful number, since it uses less digits than its factorization.

1241985476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310496373 (or 310496371 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 1241985476 is about 35241.8143119789. The cubic root of 1241985476 is about 1074.9101712573.

The spelling of 1241985476 in words is "one billion, two hundred forty-one million, nine hundred eighty-five thousand, four hundred seventy-six".