1241020634 has 16 divisors (see below), whose sum is σ = 2142772800. Its totient is φ = 528038784.

The previous prime is 1241020541. The next prime is 1241020657. The reversal of 1241020634 is 4360201421.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316919 + ... + 320810.

It is an arithmetic number, because the mean of its divisors is an integer number (133923300).

Almost surely, 2^1241020634 is an apocalyptic number.

1241020634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1241020634 is a deficient number, since it is larger than the sum of its proper divisors (901752166).

1241020634 is a wasteful number, since it uses less digits than its factorization.

1241020634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637877.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1241020634 is about 35228.1227714450. The cubic root of 1241020634 is about 1074.6317495476.

The spelling of 1241020634 in words is "one billion, two hundred forty-one million, twenty thousand, six hundred thirty-four".