1021413304 has 8 divisors (see below), whose sum is σ = 1915149960. Its totient is φ = 510706648.

The previous prime is 1021413301. The next prime is 1021413307. The reversal of 1021413304 is 4033141201.

It is an interprime number because it is at equal distance from previous prime (1021413301) and next prime (1021413307).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021413301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63838324 + ... + 63838339.

It is an arithmetic number, because the mean of its divisors is an integer number (239393745).

Almost surely, 2^1021413304 is an apocalyptic number.

It is an amenable number.

1021413304 is a deficient number, since it is larger than the sum of its proper divisors (893736656).

1021413304 is a wasteful number, since it uses less digits than its factorization.

1021413304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127676669 (or 127676665 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1021413304 is about 31959.5573185863. The cubic root of 1021413304 is about 1007.0874178379.

Adding to 1021413304 its reverse (4033141201), we get a palindrome (5054554505).

The spelling of 1021413304 in words is "one billion, twenty-one million, four hundred thirteen thousand, three hundred four".