102740435 has 16 divisors (see below), whose sum is σ = 149190336. Its totient is φ = 66306048.

The previous prime is 102740431. The next prime is 102740441. The reversal of 102740435 is 534047201.

It is a cyclic number.

It is not a de Polignac number, because 102740435 - 2² = 102740431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102740431) 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, 85742 + ... + 86931.

It is an arithmetic number, because the mean of its divisors is an integer number (9324396).

Almost surely, 2^102740435 is an apocalyptic number.

102740435 is a deficient number, since it is larger than the sum of its proper divisors (46449901).

102740435 is a wasteful number, since it uses less digits than its factorization.

102740435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172702.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 102740435 is about 10136.0956487200. The cubic root of 102740435 is about 468.3607219059.

Adding to 102740435 its reverse (534047201), we get a palindrome (636787636).

The spelling of 102740435 in words is "one hundred two million, seven hundred forty thousand, four hundred thirty-five".