1042051478 has 32 divisors (see below), whose sum is σ = 1760294592. Its totient is φ = 459043200.

The previous prime is 1042051477. The next prime is 1042051481. The reversal of 1042051478 is 8741502401.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042051477) 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, 321908 + ... + 325128.

It is an arithmetic number, because the mean of its divisors is an integer number (55009206).

Almost surely, 2^1042051478 is an apocalyptic number.

1042051478 is a deficient number, since it is larger than the sum of its proper divisors (718243114).

1042051478 is a wasteful number, since it uses less digits than its factorization.

1042051478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3800.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 1042051478 is about 32280.8221394685. The cubic root of 1042051478 is about 1013.8251439081.

Adding to 1042051478 its reverse (8741502401), we get a palindrome (9783553879).

The spelling of 1042051478 in words is "one billion, forty-two million, fifty-one thousand, four hundred seventy-eight".