1042502145 has 32 divisors (see below), whose sum is σ = 1681223040. Its totient is φ = 551616000.

The previous prime is 1042502107. The next prime is 1042502147. The reversal of 1042502145 is 5412052401.

It is not a de Polignac number, because 1042502145 - 2⁶ = 1042502081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1042502147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1539547 + ... + 1540223.

It is an arithmetic number, because the mean of its divisors is an integer number (52538220).

Almost surely, 2^1042502145 is an apocalyptic number.

1042502145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1042502145 is a deficient number, since it is larger than the sum of its proper divisors (638720895).

1042502145 is a wasteful number, since it uses less digits than its factorization.

1042502145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1042502145 is about 32287.8017988218. The cubic root of 1042502145 is about 1013.9712760635.

Adding to 1042502145 its reverse (5412052401), we get a palindrome (6454554546).

The spelling of 1042502145 in words is "one billion, forty-two million, five hundred two thousand, one hundred forty-five".